--- a/layout/style/nsComputedDOMStyle.cpp
+++ b/layout/style/nsComputedDOMStyle.cpp
@@ -1093,48 +1093,21 @@ nsComputedDOMStyle::DoGetBinding()
   } else {
     val->SetIdent(eCSSKeyword_none);
   }
 
   return val.forget();
 }
 
 already_AddRefed<CSSValue>
-nsComputedDOMStyle::DoGetClear()
-{
-  RefPtr<nsROCSSPrimitiveValue> val = new nsROCSSPrimitiveValue;
-  val->SetIdent(nsCSSProps::ValueToKeywordEnum(StyleDisplay()->mBreakType,
-                                               nsCSSProps::kClearKTable));
-  return val.forget();
-}
-
-already_AddRefed<CSSValue>
-nsComputedDOMStyle::DoGetFloat()
-{
-  RefPtr<nsROCSSPrimitiveValue> val = new nsROCSSPrimitiveValue;
-  val->SetIdent(nsCSSProps::ValueToKeywordEnum(StyleDisplay()->mFloat,
-                                               nsCSSProps::kFloatKTable));
-  return val.forget();
-}
-
-already_AddRefed<CSSValue>
 nsComputedDOMStyle::DoGetBottom()
 {
   return GetOffsetWidthFor(eSideBottom);
 }
 
-already_AddRefed<CSSValue>
-nsComputedDOMStyle::DoGetStackSizing()
-{
-  RefPtr<nsROCSSPrimitiveValue> val = new nsROCSSPrimitiveValue;
-  val->SetIdent(nsCSSProps::ValueToKeywordEnum(StyleXUL()->mStackSizing,
-                                               nsCSSProps::kStackSizingKTable));
-  return val.forget();
-}
-
 void
 nsComputedDOMStyle::SetToRGBAColor(nsROCSSPrimitiveValue* aValue,
                                    nscolor aColor)
 {
   nsROCSSPrimitiveValue *red   = new nsROCSSPrimitiveValue;
   nsROCSSPrimitiveValue *green = new nsROCSSPrimitiveValue;
   nsROCSSPrimitiveValue *blue  = new nsROCSSPrimitiveValue;
   nsROCSSPrimitiveValue *alpha  = new nsROCSSPrimitiveValue;
@@ -1188,34 +1161,16 @@ already_AddRefed<CSSValue>
 nsComputedDOMStyle::DoGetColor()
 {
   RefPtr<nsROCSSPrimitiveValue> val = new nsROCSSPrimitiveValue;
   SetToRGBAColor(val, StyleColor()->mColor);
   return val.forget();
 }
 
 already_AddRefed<CSSValue>
-nsComputedDOMStyle::DoGetColorAdjust()
-{
-  RefPtr<nsROCSSPrimitiveValue> val = new nsROCSSPrimitiveValue;
-  val->SetIdent(
-    nsCSSProps::ValueToKeywordEnum(StyleVisibility()->mColorAdjust,
-                                   nsCSSProps::kColorAdjustKTable));
-  return val.forget();
-}
-
-already_AddRefed<CSSValue>
-nsComputedDOMStyle::DoGetOpacity()
-{
-  RefPtr<nsROCSSPrimitiveValue> val = new nsROCSSPrimitiveValue;
-  val->SetNumber(StyleEffects()->mOpacity);
-  return val.forget();
-}
-
-already_AddRefed<CSSValue>
 nsComputedDOMStyle::DoGetColumnCount()
 {
   RefPtr<nsROCSSPrimitiveValue> val = new nsROCSSPrimitiveValue;
 
   const nsStyleColumn* column = StyleColumn();
 
   if (column->mColumnCount == NS_STYLE_COLUMN_COUNT_AUTO) {
     val->SetIdent(eCSSKeyword_auto);
@@ -1233,60 +1188,23 @@ nsComputedDOMStyle::DoGetColumnWidth()
 
   // XXX fix the auto case. When we actually have a column frame, I think
   // we should return the computed column width.
   SetValueToCoord(val, StyleColumn()->mColumnWidth, true);
   return val.forget();
 }
 
 already_AddRefed<CSSValue>
-nsComputedDOMStyle::DoGetColumnFill()
-{
-  RefPtr<nsROCSSPrimitiveValue> val = new nsROCSSPrimitiveValue;
-  val->SetIdent(
-    nsCSSProps::ValueToKeywordEnum(StyleColumn()->mColumnFill,
-                                   nsCSSProps::kColumnFillKTable));
-  return val.forget();
-}
-
-already_AddRefed<CSSValue>
-nsComputedDOMStyle::DoGetColumnSpan()
-{
-  RefPtr<nsROCSSPrimitiveValue> val = new nsROCSSPrimitiveValue;
-  val->SetIdent(nsCSSProps::ValueToKeywordEnum(StyleColumn()->mColumnSpan,
-                                               nsCSSProps::kColumnSpanKTable));
-  return val.forget();
-}
-
-already_AddRefed<CSSValue>
 nsComputedDOMStyle::DoGetColumnRuleWidth()
 {
   RefPtr<nsROCSSPrimitiveValue> val = new nsROCSSPrimitiveValue;
   val->SetAppUnits(StyleColumn()->GetComputedColumnRuleWidth());
   return val.forget();
 }
 
-already_AddRefed<CSSValue>
-nsComputedDOMStyle::DoGetColumnRuleStyle()
-{
-  RefPtr<nsROCSSPrimitiveValue> val = new nsROCSSPrimitiveValue;
-  val->SetIdent(
-    nsCSSProps::ValueToKeywordEnum(StyleColumn()->mColumnRuleStyle,
-                                   nsCSSProps::kBorderStyleKTable));
-  return val.forget();
-}
-
-already_AddRefed<CSSValue>
-nsComputedDOMStyle::DoGetColumnRuleColor()
-{
-  RefPtr<nsROCSSPrimitiveValue> val = new nsROCSSPrimitiveValue;
-  SetValueFromComplexColor(val, StyleColumn()->mColumnRuleColor);
-  return val.forget();
-}
-
 static void
 AppendCounterStyle(CounterStyle* aStyle, nsAString& aString)
 {
   AnonymousCounterStyle* anonymous = aStyle->AsAnonymous();
   if (!anonymous) {
     // want SetIdent
     nsDependentAtomString type(aStyle->GetStyleName());
     nsStyleUtil::AppendEscapedCSSIdent(type, aString);
@@ -1521,52 +1439,32 @@ already_AddRefed<CSSValue>
 nsComputedDOMStyle::DoGetPerspective()
 {
   RefPtr<nsROCSSPrimitiveValue> val = new nsROCSSPrimitiveValue;
   SetValueToCoord(val, StyleDisplay()->mChildPerspective, false);
   return val.forget();
 }
 
 already_AddRefed<CSSValue>
-nsComputedDOMStyle::DoGetBackfaceVisibility()
-{
-  RefPtr<nsROCSSPrimitiveValue> val = new nsROCSSPrimitiveValue;
-  val->SetIdent(
-      nsCSSProps::ValueToKeywordEnum(StyleDisplay()->mBackfaceVisibility,
-                                     nsCSSProps::kBackfaceVisibilityKTable));
-  return val.forget();
-}
-
-already_AddRefed<CSSValue>
 nsComputedDOMStyle::DoGetTransformStyle()
 {
   RefPtr<nsROCSSPrimitiveValue> val = new nsROCSSPrimitiveValue;
   val->SetIdent(
       nsCSSProps::ValueToKeywordEnum(StyleDisplay()->mTransformStyle,
                                      nsCSSProps::kTransformStyleKTable));
   return val.forget();
 }
 
 already_AddRefed<CSSValue>
 nsComputedDOMStyle::DoGetTransform()
 {
   const nsStyleDisplay* display = StyleDisplay();
   return GetTransformValue(display->mSpecifiedTransform);
 }
 
-already_AddRefed<CSSValue>
-nsComputedDOMStyle::DoGetTransformBox()
-{
-  RefPtr<nsROCSSPrimitiveValue> val = new nsROCSSPrimitiveValue;
-  val->SetIdent(
-      nsCSSProps::ValueToKeywordEnum(StyleDisplay()->mTransformBox,
-                                     nsCSSProps::kTransformBoxKTable));
-  return val.forget();
-}
-
 static already_AddRefed<CSSValue>
 ReadIndividualTransformValue(nsCSSValueSharedList* aList,
                              const std::function<void(const nsCSSValue::Array*,
                                                       nsString&)>& aCallback)
 {
   if (!aList) {
     RefPtr<nsROCSSPrimitiveValue> val = new nsROCSSPrimitiveValue;
     val->SetIdent(eCSSKeyword_none);
@@ -1915,24 +1813,16 @@ nsComputedDOMStyle::DoGetOsxFontSmoothin
 
   RefPtr<nsROCSSPrimitiveValue> val = new nsROCSSPrimitiveValue;
   val->SetIdent(nsCSSProps::ValueToKeywordEnum(StyleFont()->mFont.smoothing,
                                                nsCSSProps::kFontSmoothingKTable));
   return val.forget();
 }
 
 already_AddRefed<CSSValue>
-nsComputedDOMStyle::DoGetFontSmoothingBackgroundColor()
-{
-  RefPtr<nsROCSSPrimitiveValue> val = new nsROCSSPrimitiveValue;
-  SetToRGBAColor(val, StyleFont()->mFont.fontSmoothingBackgroundColor);
-  return val.forget();
-}
-
-already_AddRefed<CSSValue>
 nsComputedDOMStyle::DoGetFontStretch()
 {
   RefPtr<nsROCSSPrimitiveValue> val = new nsROCSSPrimitiveValue;
 
   const nsStyleFont* font = StyleFont();
 
   // Chrome does not return keywords, so neither do we.
   // See w3c/csswg-drafts#2605 for discussion though.
@@ -2019,26 +1909,16 @@ nsComputedDOMStyle::DoGetFontVariationSe
     nsAutoString result;
     nsStyleUtil::AppendFontVariationSettings(font->mFont.fontVariationSettings,
                                              result);
     val->SetString(result);
   }
   return val.forget();
 }
 
-already_AddRefed<CSSValue>
-nsComputedDOMStyle::DoGetFontKerning()
-{
-  RefPtr<nsROCSSPrimitiveValue> val = new nsROCSSPrimitiveValue;
-  val->SetIdent(
-    nsCSSProps::ValueToKeywordEnum(StyleFont()->mFont.kerning,
-                                   nsCSSProps::kFontKerningKTable));
-  return val.forget();
-}
-
 static void
 SerializeLanguageOverride(uint32_t aLanguageOverride, nsAString& aResult)
 {
   aResult.Truncate();
   uint32_t i;
   for (i = 0; i < 4 ; i++) {
     char16_t ch = aLanguageOverride >> 24;
     MOZ_ASSERT(nsCRT::IsAscii(ch),
@@ -2066,26 +1946,16 @@ nsComputedDOMStyle::DoGetFontLanguageOve
     SerializeLanguageOverride(font->mFont.languageOverride, serializedStr);
     nsStyleUtil::AppendEscapedCSSString(serializedStr, escapedStr);
     val->SetString(escapedStr);
   }
   return val.forget();
 }
 
 already_AddRefed<CSSValue>
-nsComputedDOMStyle::DoGetFontOpticalSizing()
-{
-  RefPtr<nsROCSSPrimitiveValue> val = new nsROCSSPrimitiveValue;
-  val->SetIdent(
-    nsCSSProps::ValueToKeywordEnum(StyleFont()->mFont.opticalSizing,
-                                   nsCSSProps::kFontOpticalSizingKTable));
-  return val.forget();
-}
-
-already_AddRefed<CSSValue>
 nsComputedDOMStyle::DoGetFontSynthesis()
 {
   RefPtr<nsROCSSPrimitiveValue> val = new nsROCSSPrimitiveValue;
 
   int32_t intValue = StyleFont()->mFont.synthesis;
 
   if (0 == intValue) {
     val->SetIdent(eCSSKeyword_none);
@@ -2161,34 +2031,16 @@ nsComputedDOMStyle::DoGetFontVariantAlte
                                                valueStr);
   }
 
   val->SetString(valueStr);
   return val.forget();
 }
 
 already_AddRefed<CSSValue>
-nsComputedDOMStyle::DoGetFontVariantCaps()
-{
-  RefPtr<nsROCSSPrimitiveValue> val = new nsROCSSPrimitiveValue;
-
-  int32_t intValue = StyleFont()->mFont.variantCaps;
-
-  if (0 == intValue) {
-    val->SetIdent(eCSSKeyword_normal);
-  } else {
-    val->SetIdent(
-      nsCSSProps::ValueToKeywordEnum(intValue,
-                                     nsCSSProps::kFontVariantCapsKTable));
-  }
-
-  return val.forget();
-}
-
-already_AddRefed<CSSValue>
 nsComputedDOMStyle::DoGetFontVariantEastAsian()
 {
   RefPtr<nsROCSSPrimitiveValue> val = new nsROCSSPrimitiveValue;
 
   int32_t intValue = StyleFont()->mFont.variantEastAsian;
 
   if (0 == intValue) {
     val->SetIdent(eCSSKeyword_normal);
@@ -2249,60 +2101,16 @@ nsComputedDOMStyle::DoGetFontVariantNume
                                        NS_FONT_VARIANT_NUMERIC_ORDINAL,
                                        valueStr);
     val->SetString(valueStr);
   }
 
   return val.forget();
 }
 
-already_AddRefed<CSSValue>
-nsComputedDOMStyle::DoGetFontVariantPosition()
-{
-  RefPtr<nsROCSSPrimitiveValue> val = new nsROCSSPrimitiveValue;
-
-  int32_t intValue = StyleFont()->mFont.variantPosition;
-
-  if (0 == intValue) {
-    val->SetIdent(eCSSKeyword_normal);
-  } else {
-    val->SetIdent(
-      nsCSSProps::ValueToKeywordEnum(intValue,
-                                     nsCSSProps::kFontVariantPositionKTable));
-  }
-
-  return val.forget();
-}
-
-already_AddRefed<CSSValue>
-nsComputedDOMStyle::DoGetBackgroundAttachment()
-{
-  return GetBackgroundList(&nsStyleImageLayers::Layer::mAttachment,
-                           &nsStyleImageLayers::mAttachmentCount,
-                           StyleBackground()->mImage,
-                           nsCSSProps::kImageLayerAttachmentKTable);
-}
-
-already_AddRefed<CSSValue>
-nsComputedDOMStyle::DoGetBackgroundClip()
-{
-  return GetBackgroundList(&nsStyleImageLayers::Layer::mClip,
-                           &nsStyleImageLayers::mClipCount,
-                           StyleBackground()->mImage,
-                           nsCSSProps::kBackgroundClipKTable);
-}
-
-already_AddRefed<CSSValue>
-nsComputedDOMStyle::DoGetBackgroundColor()
-{
-  RefPtr<nsROCSSPrimitiveValue> val = new nsROCSSPrimitiveValue;
-  SetValueFromComplexColor(val, StyleBackground()->mBackgroundColor);
-  return val.forget();
-}
-
 static void
 SetValueToCalc(const nsStyleCoord::CalcValue* aCalc,
                nsROCSSPrimitiveValue*         aValue)
 {
   RefPtr<nsROCSSPrimitiveValue> val = new nsROCSSPrimitiveValue;
   nsAutoString tmp, result;
 
   result.AppendLiteral("calc(");
@@ -2805,34 +2613,16 @@ nsComputedDOMStyle::DoGetImageLayerSize(
 
 already_AddRefed<CSSValue>
 nsComputedDOMStyle::DoGetBackgroundImage()
 {
   const nsStyleImageLayers& layers = StyleBackground()->mImage;
   return DoGetImageLayerImage(layers);
 }
 
-already_AddRefed<CSSValue>
-nsComputedDOMStyle::DoGetBackgroundBlendMode()
-{
-  return GetBackgroundList(&nsStyleImageLayers::Layer::mBlendMode,
-                           &nsStyleImageLayers::mBlendModeCount,
-                           StyleBackground()->mImage,
-                           nsCSSProps::kBlendModeKTable);
-}
-
-already_AddRefed<CSSValue>
-nsComputedDOMStyle::DoGetBackgroundOrigin()
-{
-  return GetBackgroundList(&nsStyleImageLayers::Layer::mOrigin,
-                           &nsStyleImageLayers::mOriginCount,
-                           StyleBackground()->mImage,
-                           nsCSSProps::kBackgroundOriginKTable);
-}
-
 void
 nsComputedDOMStyle::SetValueToPositionCoord(
     const Position::Coord& aCoord,
     nsROCSSPrimitiveValue* aValue)
 {
   if (!aCoord.mHasPercent) {
     MOZ_ASSERT(aCoord.mPercent == 0.0f,
                "Shouldn't have mPercent!");
@@ -3454,26 +3244,16 @@ nsComputedDOMStyle::DoGetPaddingLeft()
 
 already_AddRefed<CSSValue>
 nsComputedDOMStyle::DoGetPaddingRight()
 {
   return GetPaddingWidthFor(eSideRight);
 }
 
 already_AddRefed<CSSValue>
-nsComputedDOMStyle::DoGetBorderCollapse()
-{
-  RefPtr<nsROCSSPrimitiveValue> val = new nsROCSSPrimitiveValue;
-  val->SetIdent(
-    nsCSSProps::ValueToKeywordEnum(StyleTableBorder()->mBorderCollapse,
-                                   nsCSSProps::kBorderCollapseKTable));
-  return val.forget();
-}
-
-already_AddRefed<CSSValue>
 nsComputedDOMStyle::DoGetBorderSpacing()
 {
   RefPtr<nsDOMCSSValueList> valueList = GetROCSSValueList(false);
 
   RefPtr<nsROCSSPrimitiveValue> xSpacing = new nsROCSSPrimitiveValue;
   RefPtr<nsROCSSPrimitiveValue> ySpacing = new nsROCSSPrimitiveValue;
 
   const nsStyleTableBorder *border = StyleTableBorder();
@@ -3482,46 +3262,16 @@ nsComputedDOMStyle::DoGetBorderSpacing()
 
   valueList->AppendCSSValue(xSpacing.forget());
   valueList->AppendCSSValue(ySpacing.forget());
 
   return valueList.forget();
 }
 
 already_AddRefed<CSSValue>
-nsComputedDOMStyle::DoGetCaptionSide()
-{
-  RefPtr<nsROCSSPrimitiveValue> val = new nsROCSSPrimitiveValue;
-  val->SetIdent(
-    nsCSSProps::ValueToKeywordEnum(StyleTableBorder()->mCaptionSide,
-                                   nsCSSProps::kCaptionSideKTable));
-  return val.forget();
-}
-
-already_AddRefed<CSSValue>
-nsComputedDOMStyle::DoGetEmptyCells()
-{
-  RefPtr<nsROCSSPrimitiveValue> val = new nsROCSSPrimitiveValue;
-  val->SetIdent(
-    nsCSSProps::ValueToKeywordEnum(StyleTableBorder()->mEmptyCells,
-                                   nsCSSProps::kEmptyCellsKTable));
-  return val.forget();
-}
-
-already_AddRefed<CSSValue>
-nsComputedDOMStyle::DoGetTableLayout()
-{
-  RefPtr<nsROCSSPrimitiveValue> val = new nsROCSSPrimitiveValue;
-  val->SetIdent(
-    nsCSSProps::ValueToKeywordEnum(StyleTable()->mLayoutStrategy,
-                                   nsCSSProps::kTableLayoutKTable));
-  return val.forget();
-}
-
-already_AddRefed<CSSValue>
 nsComputedDOMStyle::DoGetBorderTopStyle()
 {
   return GetBorderStyleFor(eSideTop);
 }
 
 already_AddRefed<CSSValue>
 nsComputedDOMStyle::DoGetBorderBottomStyle()
 {
@@ -3588,40 +3338,16 @@ nsComputedDOMStyle::DoGetBorderLeftWidth
 
 already_AddRefed<CSSValue>
 nsComputedDOMStyle::DoGetBorderRightWidth()
 {
   return GetBorderWidthFor(eSideRight);
 }
 
 already_AddRefed<CSSValue>
-nsComputedDOMStyle::DoGetBorderTopColor()
-{
-  return GetBorderColorFor(eSideTop);
-}
-
-already_AddRefed<CSSValue>
-nsComputedDOMStyle::DoGetBorderBottomColor()
-{
-  return GetBorderColorFor(eSideBottom);
-}
-
-already_AddRefed<CSSValue>
-nsComputedDOMStyle::DoGetBorderLeftColor()
-{
-  return GetBorderColorFor(eSideLeft);
-}
-
-already_AddRefed<CSSValue>
-nsComputedDOMStyle::DoGetBorderRightColor()
-{
-  return GetBorderColorFor(eSideRight);
-}
-
-already_AddRefed<CSSValue>
 nsComputedDOMStyle::DoGetMarginTopWidth()
 {
   return GetMarginWidthFor(eSideTop);
 }
 
 already_AddRefed<CSSValue>
 nsComputedDOMStyle::DoGetMarginBottomWidth()
 {
@@ -3636,36 +3362,16 @@ nsComputedDOMStyle::DoGetMarginLeftWidth
 
 already_AddRefed<CSSValue>
 nsComputedDOMStyle::DoGetMarginRightWidth()
 {
   return GetMarginWidthFor(eSideRight);
 }
 
 already_AddRefed<CSSValue>
-nsComputedDOMStyle::DoGetOrient()
-{
-  RefPtr<nsROCSSPrimitiveValue> val = new nsROCSSPrimitiveValue;
-  val->SetIdent(
-    nsCSSProps::ValueToKeywordEnum(StyleDisplay()->mOrient,
-                                   nsCSSProps::kOrientKTable));
-  return val.forget();
-}
-
-already_AddRefed<CSSValue>
-nsComputedDOMStyle::DoGetScrollBehavior()
-{
-  RefPtr<nsROCSSPrimitiveValue> val = new nsROCSSPrimitiveValue;
-  val->SetIdent(
-    nsCSSProps::ValueToKeywordEnum(StyleDisplay()->mScrollBehavior,
-                                   nsCSSProps::kScrollBehaviorKTable));
-  return val.forget();
-}
-
-already_AddRefed<CSSValue>
 nsComputedDOMStyle::DoGetOverscrollBehaviorX()
 {
   RefPtr<nsROCSSPrimitiveValue> val = new nsROCSSPrimitiveValue;
   val->SetIdent(
     nsCSSProps::ValueToKeywordEnum(StyleDisplay()->mOverscrollBehaviorX,
                                    nsCSSProps::kOverscrollBehaviorKTable));
   return val.forget();
 }
@@ -3676,32 +3382,16 @@ nsComputedDOMStyle::DoGetOverscrollBehav
   RefPtr<nsROCSSPrimitiveValue> val = new nsROCSSPrimitiveValue;
   val->SetIdent(
     nsCSSProps::ValueToKeywordEnum(StyleDisplay()->mOverscrollBehaviorY,
                                    nsCSSProps::kOverscrollBehaviorKTable));
   return val.forget();
 }
 
 already_AddRefed<CSSValue>
-nsComputedDOMStyle::DoGetScrollSnapType()
-{
-  const nsStyleDisplay* display = StyleDisplay();
-  if (display->mScrollSnapTypeX != display->mScrollSnapTypeY) {
-    // No value to return.  We can't express this combination of
-    // values as a shorthand.
-    return nullptr;
-  }
-  RefPtr<nsROCSSPrimitiveValue> val = new nsROCSSPrimitiveValue;
-  val->SetIdent(
-    nsCSSProps::ValueToKeywordEnum(StyleDisplay()->mScrollSnapTypeX,
-                                   nsCSSProps::kScrollSnapTypeKTable));
-  return val.forget();
-}
-
-already_AddRefed<CSSValue>
 nsComputedDOMStyle::DoGetScrollSnapTypeX()
 {
   RefPtr<nsROCSSPrimitiveValue> val = new nsROCSSPrimitiveValue;
   val->SetIdent(
     nsCSSProps::ValueToKeywordEnum(StyleDisplay()->mScrollSnapTypeX,
                                    nsCSSProps::kScrollSnapTypeKTable));
   return val.forget();
 }
@@ -3817,24 +3507,16 @@ nsComputedDOMStyle::DoGetOutlineStyle()
   RefPtr<nsROCSSPrimitiveValue> val = new nsROCSSPrimitiveValue;
   val->SetIdent(
     nsCSSProps::ValueToKeywordEnum(StyleOutline()->mOutlineStyle,
                                    nsCSSProps::kOutlineStyleKTable));
   return val.forget();
 }
 
 already_AddRefed<CSSValue>
-nsComputedDOMStyle::DoGetOutlineOffset()
-{
-  RefPtr<nsROCSSPrimitiveValue> val = new nsROCSSPrimitiveValue;
-  val->SetAppUnits(StyleOutline()->mOutlineOffset);
-  return val.forget();
-}
-
-already_AddRefed<CSSValue>
 nsComputedDOMStyle::DoGetOutlineRadiusBottomLeft()
 {
   return GetEllipseRadii(StyleOutline()->mOutlineRadius,
                          eCornerBottomLeft);
 }
 
 already_AddRefed<CSSValue>
 nsComputedDOMStyle::DoGetOutlineRadiusBottomRight()
@@ -3853,24 +3535,16 @@ nsComputedDOMStyle::DoGetOutlineRadiusTo
 already_AddRefed<CSSValue>
 nsComputedDOMStyle::DoGetOutlineRadiusTopRight()
 {
   return GetEllipseRadii(StyleOutline()->mOutlineRadius,
                          eCornerTopRight);
 }
 
 already_AddRefed<CSSValue>
-nsComputedDOMStyle::DoGetOutlineColor()
-{
-  RefPtr<nsROCSSPrimitiveValue> val = new nsROCSSPrimitiveValue;
-  SetValueFromComplexColor(val, StyleOutline()->mOutlineColor);
-  return val.forget();
-}
-
-already_AddRefed<CSSValue>
 nsComputedDOMStyle::GetEllipseRadii(const nsStyleCorners& aRadius,
                                     Corner aFullCorner)
 {
   nsStyleCoord radiusX = aRadius.Get(FullToHalfCorner(aFullCorner, false));
   nsStyleCoord radiusY = aRadius.Get(FullToHalfCorner(aFullCorner, true));
 
   // for compatibility, return a single value if X and Y are equal
   if (radiusX == radiusY) {
@@ -3956,26 +3630,16 @@ nsComputedDOMStyle::GetCSSShadowArray(ns
     }
     valueList->AppendCSSValue(itemList.forget());
   }
 
   return valueList.forget();
 }
 
 already_AddRefed<CSSValue>
-nsComputedDOMStyle::DoGetBoxDecorationBreak()
-{
-  RefPtr<nsROCSSPrimitiveValue> val = new nsROCSSPrimitiveValue;
-  val->SetIdent(
-    nsCSSProps::ValueToKeywordEnum(StyleBorder()->mBoxDecorationBreak,
-                                   nsCSSProps::kBoxDecorationBreakKTable));
-  return val.forget();
-}
-
-already_AddRefed<CSSValue>
 nsComputedDOMStyle::DoGetBoxShadow()
 {
   return GetCSSShadowArray(StyleEffects()->mBoxShadow, true);
 }
 
 already_AddRefed<CSSValue>
 nsComputedDOMStyle::DoGetZIndex()
 {
@@ -3995,26 +3659,16 @@ nsComputedDOMStyle::DoGetListStyleImage(
   } else {
     val->SetURI(uri);
   }
 
   return val.forget();
 }
 
 already_AddRefed<CSSValue>
-nsComputedDOMStyle::DoGetListStylePosition()
-{
-  RefPtr<nsROCSSPrimitiveValue> val = new nsROCSSPrimitiveValue;
-  val->SetIdent(
-    nsCSSProps::ValueToKeywordEnum(StyleList()->mListStylePosition,
-                                   nsCSSProps::kListStylePositionKTable));
-  return val.forget();
-}
-
-already_AddRefed<CSSValue>
 nsComputedDOMStyle::DoGetListStyleType()
 {
   RefPtr<nsROCSSPrimitiveValue> val = new nsROCSSPrimitiveValue;
   nsAutoString tmp;
   AppendCounterStyle(StyleList()->mCounterStyle, tmp);
   val->SetString(tmp);
   return val.forget();
 }
@@ -4077,34 +3731,16 @@ nsComputedDOMStyle::DoGetLineHeight()
     SetValueToCoord(val, StyleText()->mLineHeight, true,
                     nullptr, nsCSSProps::kLineHeightKTable);
   }
 
   return val.forget();
 }
 
 already_AddRefed<CSSValue>
-nsComputedDOMStyle::DoGetRubyAlign()
-{
-  RefPtr<nsROCSSPrimitiveValue> val = new nsROCSSPrimitiveValue;
-  val->SetIdent(nsCSSProps::ValueToKeywordEnum(
-    StyleText()->mRubyAlign, nsCSSProps::kRubyAlignKTable));
-  return val.forget();
-}
-
-already_AddRefed<CSSValue>
-nsComputedDOMStyle::DoGetRubyPosition()
-{
-  RefPtr<nsROCSSPrimitiveValue> val = new nsROCSSPrimitiveValue;
-  val->SetIdent(nsCSSProps::ValueToKeywordEnum(
-    StyleText()->mRubyPosition, nsCSSProps::kRubyPositionKTable));
-  return val.forget();
-}
-
-already_AddRefed<CSSValue>
 nsComputedDOMStyle::DoGetVerticalAlign()
 {
   RefPtr<nsROCSSPrimitiveValue> val = new nsROCSSPrimitiveValue;
   SetValueToCoord(val, StyleDisplay()->mVerticalAlign, false,
                   nullptr, nsCSSProps::kVerticalAlignKTable);
   return val.forget();
 }
 
@@ -4131,37 +3767,16 @@ already_AddRefed<CSSValue>
 nsComputedDOMStyle::DoGetTextAlign()
 {
   const nsStyleText* style = StyleText();
   return CreateTextAlignValue(style->mTextAlign, style->mTextAlignTrue,
                               nsCSSProps::kTextAlignKTable);
 }
 
 already_AddRefed<CSSValue>
-nsComputedDOMStyle::DoGetTextAlignLast()
-{
-  const nsStyleText* style = StyleText();
-  return CreateTextAlignValue(style->mTextAlignLast, style->mTextAlignLastTrue,
-                              nsCSSProps::kTextAlignLastKTable);
-}
-
-already_AddRefed<CSSValue>
-nsComputedDOMStyle::DoGetTextCombineUpright()
-{
-  RefPtr<nsROCSSPrimitiveValue> val = new nsROCSSPrimitiveValue;
-  uint8_t tch = StyleText()->mTextCombineUpright;
-
-  val->SetIdent(
-    nsCSSProps::ValueToKeywordEnum(tch,
-                                   nsCSSProps::kTextCombineUprightKTable));
-
-  return val.forget();
-}
-
-already_AddRefed<CSSValue>
 nsComputedDOMStyle::DoGetTextDecoration()
 {
   const nsStyleTextReset* textReset = StyleTextReset();
 
   bool isInitialStyle =
     textReset->mTextDecorationStyle == NS_STYLE_TEXT_DECORATION_STYLE_SOLID;
   StyleComplexColor color = textReset->mTextDecorationColor;
 
@@ -4223,24 +3838,16 @@ nsComputedDOMStyle::DoGetTextDecorationS
   val->SetIdent(
     nsCSSProps::ValueToKeywordEnum(StyleTextReset()->mTextDecorationStyle,
                                    nsCSSProps::kTextDecorationStyleKTable));
 
   return val.forget();
 }
 
 already_AddRefed<CSSValue>
-nsComputedDOMStyle::DoGetTextEmphasisColor()
-{
-  RefPtr<nsROCSSPrimitiveValue> val = new nsROCSSPrimitiveValue;
-  SetValueFromComplexColor(val, StyleText()->mTextEmphasisColor);
-  return val.forget();
-}
-
-already_AddRefed<CSSValue>
 nsComputedDOMStyle::DoGetTextEmphasisPosition()
 {
   auto position = StyleText()->mTextEmphasisPosition;
 
   MOZ_ASSERT(!(position & NS_STYLE_TEXT_EMPHASIS_POSITION_OVER) !=
              !(position & NS_STYLE_TEXT_EMPHASIS_POSITION_UNDER));
   RefPtr<nsROCSSPrimitiveValue> first = new nsROCSSPrimitiveValue;
   first->SetIdent((position & NS_STYLE_TEXT_EMPHASIS_POSITION_OVER) ?
@@ -4301,36 +3908,16 @@ already_AddRefed<CSSValue>
 nsComputedDOMStyle::DoGetTextIndent()
 {
   RefPtr<nsROCSSPrimitiveValue> val = new nsROCSSPrimitiveValue;
   SetValueToCoord(val, StyleText()->mTextIndent, false);
   return val.forget();
 }
 
 already_AddRefed<CSSValue>
-nsComputedDOMStyle::DoGetTextJustify()
-{
-  RefPtr<nsROCSSPrimitiveValue> val = new nsROCSSPrimitiveValue;
-  val->SetIdent(
-    nsCSSProps::ValueToKeywordEnum(StyleText()->mTextJustify,
-                                   nsCSSProps::kTextJustifyKTable));
-  return val.forget();
-}
-
-already_AddRefed<CSSValue>
-nsComputedDOMStyle::DoGetTextOrientation()
-{
-  RefPtr<nsROCSSPrimitiveValue> val = new nsROCSSPrimitiveValue;
-  val->SetIdent(
-    nsCSSProps::ValueToKeywordEnum(StyleVisibility()->mTextOrientation,
-                                   nsCSSProps::kTextOrientationKTable));
-  return val.forget();
-}
-
-already_AddRefed<CSSValue>
 nsComputedDOMStyle::DoGetTextOverflow()
 {
   const nsStyleTextReset *style = StyleTextReset();
   RefPtr<nsROCSSPrimitiveValue> first = new nsROCSSPrimitiveValue;
   const nsStyleTextOverflowSide *side = style->mTextOverflow.GetFirstValue();
   if (side->mType == NS_STYLE_TEXT_OVERFLOW_STRING) {
     nsAutoString str;
     nsStyleUtil::AppendEscapedCSSString(side->mString, str);
@@ -4363,35 +3950,16 @@ nsComputedDOMStyle::DoGetTextOverflow()
 
 already_AddRefed<CSSValue>
 nsComputedDOMStyle::DoGetTextShadow()
 {
   return GetCSSShadowArray(StyleText()->mTextShadow, false);
 }
 
 already_AddRefed<CSSValue>
-nsComputedDOMStyle::DoGetTextSizeAdjust()
-{
-  RefPtr<nsROCSSPrimitiveValue> val = new nsROCSSPrimitiveValue;
-  val->SetIdent(nsCSSProps::ValueToKeywordEnum(StyleText()->mTextSizeAdjust,
-                                               nsCSSProps::kTextSizeAdjustKTable));
-  return val.forget();
-}
-
-already_AddRefed<CSSValue>
-nsComputedDOMStyle::DoGetTextTransform()
-{
-  RefPtr<nsROCSSPrimitiveValue> val = new nsROCSSPrimitiveValue;
-  val->SetIdent(
-    nsCSSProps::ValueToKeywordEnum(StyleText()->mTextTransform,
-                                   nsCSSProps::kTextTransformKTable));
-  return val.forget();
-}
-
-already_AddRefed<CSSValue>
 nsComputedDOMStyle::DoGetTabSize()
 {
   RefPtr<nsROCSSPrimitiveValue> val = new nsROCSSPrimitiveValue;
   SetValueToCoord(val, StyleText()->mTabSize, true);
   return val.forget();
 }
 
 already_AddRefed<CSSValue>
@@ -4406,187 +3974,27 @@ already_AddRefed<CSSValue>
 nsComputedDOMStyle::DoGetWordSpacing()
 {
   RefPtr<nsROCSSPrimitiveValue> val = new nsROCSSPrimitiveValue;
   SetValueToCoord(val, StyleText()->mWordSpacing, false);
   return val.forget();
 }
 
 already_AddRefed<CSSValue>
-nsComputedDOMStyle::DoGetWhiteSpace()
-{
-  RefPtr<nsROCSSPrimitiveValue> val = new nsROCSSPrimitiveValue;
-  val->SetIdent(
-    nsCSSProps::ValueToKeywordEnum(StyleText()->mWhiteSpace,
-                                   nsCSSProps::kWhitespaceKTable));
-  return val.forget();
-}
-
-already_AddRefed<CSSValue>
-nsComputedDOMStyle::DoGetWindowDragging()
-{
-  RefPtr<nsROCSSPrimitiveValue> val = new nsROCSSPrimitiveValue;
-  val->SetIdent(
-    nsCSSProps::ValueToKeywordEnum(StyleUIReset()->mWindowDragging,
-                                   nsCSSProps::kWindowDraggingKTable));
-  return val.forget();
-}
-
-already_AddRefed<CSSValue>
-nsComputedDOMStyle::DoGetWindowShadow()
-{
-  RefPtr<nsROCSSPrimitiveValue> val = new nsROCSSPrimitiveValue;
-  val->SetIdent(
-    nsCSSProps::ValueToKeywordEnum(StyleUIReset()->mWindowShadow,
-                                   nsCSSProps::kWindowShadowKTable));
-  return val.forget();
-}
-
-already_AddRefed<CSSValue>
-nsComputedDOMStyle::DoGetWindowOpacity()
-{
-  RefPtr<nsROCSSPrimitiveValue> val = new nsROCSSPrimitiveValue;
-  val->SetNumber(StyleUIReset()->mWindowOpacity);
-  return val.forget();
-}
-
-already_AddRefed<CSSValue>
-nsComputedDOMStyle::DoGetWindowTransform()
-{
-  const nsStyleUIReset* uiReset = StyleUIReset();
-  return GetTransformValue(uiReset->mSpecifiedWindowTransform);
-}
-
-already_AddRefed<CSSValue>
-nsComputedDOMStyle::DoGetWindowTransformOrigin()
-{
-  RefPtr<nsDOMCSSValueList> valueList = GetROCSSValueList(false);
-
-  const nsStyleUIReset* uiReset = StyleUIReset();
-
-  RefPtr<nsROCSSPrimitiveValue> originX = new nsROCSSPrimitiveValue;
-  SetValueToCoord(originX, uiReset->mWindowTransformOrigin[0], false,
-                  &nsComputedDOMStyle::GetFrameBoundsWidthForTransform);
-  valueList->AppendCSSValue(originX.forget());
-
-  RefPtr<nsROCSSPrimitiveValue> originY = new nsROCSSPrimitiveValue;
-  SetValueToCoord(originY, uiReset->mWindowTransformOrigin[1], false,
-                  &nsComputedDOMStyle::GetFrameBoundsHeightForTransform);
-  valueList->AppendCSSValue(originY.forget());
-
-  return valueList.forget();
-}
-
-already_AddRefed<CSSValue>
-nsComputedDOMStyle::DoGetWordBreak()
-{
-  RefPtr<nsROCSSPrimitiveValue> val = new nsROCSSPrimitiveValue;
-  val->SetIdent(
-    nsCSSProps::ValueToKeywordEnum(StyleText()->mWordBreak,
-                                   nsCSSProps::kWordBreakKTable));
-  return val.forget();
-}
-
-already_AddRefed<CSSValue>
-nsComputedDOMStyle::DoGetOverflowWrap()
-{
-  RefPtr<nsROCSSPrimitiveValue> val = new nsROCSSPrimitiveValue;
-  val->SetIdent(
-    nsCSSProps::ValueToKeywordEnum(StyleText()->mOverflowWrap,
-                                   nsCSSProps::kOverflowWrapKTable));
-  return val.forget();
-}
-
-already_AddRefed<CSSValue>
-nsComputedDOMStyle::DoGetHyphens()
-{
-  RefPtr<nsROCSSPrimitiveValue> val = new nsROCSSPrimitiveValue;
-  val->SetIdent(
-    nsCSSProps::ValueToKeywordEnum(StyleText()->mHyphens,
-                                   nsCSSProps::kHyphensKTable));
-  return val.forget();
-}
-
-already_AddRefed<CSSValue>
-nsComputedDOMStyle::DoGetWebkitTextFillColor()
-{
-  RefPtr<nsROCSSPrimitiveValue> val = new nsROCSSPrimitiveValue;
-  SetValueFromComplexColor(val, StyleText()->mWebkitTextFillColor);
-  return val.forget();
-}
-
-already_AddRefed<CSSValue>
-nsComputedDOMStyle::DoGetWebkitTextStrokeColor()
-{
-  RefPtr<nsROCSSPrimitiveValue> val = new nsROCSSPrimitiveValue;
-  SetValueFromComplexColor(val, StyleText()->mWebkitTextStrokeColor);
-  return val.forget();
-}
-
-already_AddRefed<CSSValue>
 nsComputedDOMStyle::DoGetWebkitTextStrokeWidth()
 {
   RefPtr<nsROCSSPrimitiveValue> val = new nsROCSSPrimitiveValue;
   val->SetAppUnits(StyleText()->mWebkitTextStrokeWidth);
   return val.forget();
 }
 
-already_AddRefed<CSSValue>
-nsComputedDOMStyle::DoGetPointerEvents()
-{
-  RefPtr<nsROCSSPrimitiveValue> val = new nsROCSSPrimitiveValue;
-  val->SetIdent(
-    nsCSSProps::ValueToKeywordEnum(StyleUserInterface()->mPointerEvents,
-                                   nsCSSProps::kPointerEventsKTable));
-  return val.forget();
-}
-
-already_AddRefed<CSSValue>
-nsComputedDOMStyle::DoGetVisibility()
-{
-  RefPtr<nsROCSSPrimitiveValue> val = new nsROCSSPrimitiveValue;
-  val->SetIdent(nsCSSProps::ValueToKeywordEnum(StyleVisibility()->mVisible,
-                                               nsCSSProps::kVisibilityKTable));
-  return val.forget();
-}
-
-already_AddRefed<CSSValue>
-nsComputedDOMStyle::DoGetWritingMode()
-{
-  RefPtr<nsROCSSPrimitiveValue> val = new nsROCSSPrimitiveValue;
-  val->SetIdent(
-    nsCSSProps::ValueToKeywordEnum(StyleVisibility()->mWritingMode,
-                                   nsCSSProps::kWritingModeKTable));
-  return val.forget();
-}
-
-already_AddRefed<CSSValue>
-nsComputedDOMStyle::DoGetDirection()
-{
-  RefPtr<nsROCSSPrimitiveValue> val = new nsROCSSPrimitiveValue;
-  val->SetIdent(
-    nsCSSProps::ValueToKeywordEnum(StyleVisibility()->mDirection,
-                                   nsCSSProps::kDirectionKTable));
-  return val.forget();
-}
-
 static_assert(NS_STYLE_UNICODE_BIDI_NORMAL == 0,
               "unicode-bidi style constants not as expected");
 
 already_AddRefed<CSSValue>
-nsComputedDOMStyle::DoGetUnicodeBidi()
-{
-  RefPtr<nsROCSSPrimitiveValue> val = new nsROCSSPrimitiveValue;
-  val->SetIdent(
-    nsCSSProps::ValueToKeywordEnum(StyleTextReset()->mUnicodeBidi,
-                                   nsCSSProps::kUnicodeBidiKTable));
-  return val.forget();
-}
-
-already_AddRefed<CSSValue>
 nsComputedDOMStyle::DoGetCaretColor()
 {
   RefPtr<nsROCSSPrimitiveValue> val = new nsROCSSPrimitiveValue;
   SetValueFromComplexColor(val, StyleUserInterface()->mCaretColor);
   return val.forget();
 }
 
 already_AddRefed<CSSValue>
@@ -4618,90 +4026,25 @@ nsComputedDOMStyle::DoGetCursor()
 
   RefPtr<nsROCSSPrimitiveValue> val = new nsROCSSPrimitiveValue;
   val->SetIdent(nsCSSProps::ValueToKeywordEnum(ui->mCursor,
                                                nsCSSProps::kCursorKTable));
   valueList->AppendCSSValue(val.forget());
   return valueList.forget();
 }
 
-already_AddRefed<CSSValue>
-nsComputedDOMStyle::DoGetAppearance()
-{
-  RefPtr<nsROCSSPrimitiveValue> val = new nsROCSSPrimitiveValue;
-  val->SetIdent(nsCSSProps::ValueToKeywordEnum(StyleDisplay()->mAppearance,
-                                               nsCSSProps::kAppearanceKTable));
-  return val.forget();
-}
-
-
-already_AddRefed<CSSValue>
-nsComputedDOMStyle::DoGetBoxAlign()
-{
-  RefPtr<nsROCSSPrimitiveValue> val = new nsROCSSPrimitiveValue;
-  val->SetIdent(nsCSSProps::ValueToKeywordEnum(StyleXUL()->mBoxAlign,
-                                               nsCSSProps::kBoxAlignKTable));
-  return val.forget();
-}
-
-already_AddRefed<CSSValue>
-nsComputedDOMStyle::DoGetBoxDirection()
-{
-  RefPtr<nsROCSSPrimitiveValue> val = new nsROCSSPrimitiveValue;
-  val->SetIdent(
-    nsCSSProps::ValueToKeywordEnum(StyleXUL()->mBoxDirection,
-                                   nsCSSProps::kBoxDirectionKTable));
-  return val.forget();
-}
 
 already_AddRefed<CSSValue>
 nsComputedDOMStyle::DoGetBoxFlex()
 {
   RefPtr<nsROCSSPrimitiveValue> val = new nsROCSSPrimitiveValue;
   val->SetNumber(StyleXUL()->mBoxFlex);
   return val.forget();
 }
 
-already_AddRefed<CSSValue>
-nsComputedDOMStyle::DoGetBoxOrdinalGroup()
-{
-  RefPtr<nsROCSSPrimitiveValue> val = new nsROCSSPrimitiveValue;
-  val->SetNumber(StyleXUL()->mBoxOrdinal);
-  return val.forget();
-}
-
-already_AddRefed<CSSValue>
-nsComputedDOMStyle::DoGetBoxOrient()
-{
-  RefPtr<nsROCSSPrimitiveValue> val = new nsROCSSPrimitiveValue;
-  val->SetIdent(
-    nsCSSProps::ValueToKeywordEnum(StyleXUL()->mBoxOrient,
-                                   nsCSSProps::kBoxOrientKTable));
-  return val.forget();
-}
-
-already_AddRefed<CSSValue>
-nsComputedDOMStyle::DoGetBoxPack()
-{
-  RefPtr<nsROCSSPrimitiveValue> val = new nsROCSSPrimitiveValue;
-  val->SetIdent(nsCSSProps::ValueToKeywordEnum(StyleXUL()->mBoxPack,
-                                               nsCSSProps::kBoxPackKTable));
-  return val.forget();
-}
-
-already_AddRefed<CSSValue>
-nsComputedDOMStyle::DoGetBoxSizing()
-{
-  RefPtr<nsROCSSPrimitiveValue> val = new nsROCSSPrimitiveValue;
-  val->SetIdent(
-    nsCSSProps::ValueToKeywordEnum(StylePosition()->mBoxSizing,
-                                   nsCSSProps::kBoxSizingKTable));
-  return val.forget();
-}
-
 /* Border image properties */
 
 already_AddRefed<CSSValue>
 nsComputedDOMStyle::DoGetBorderImageSource()
 {
   const nsStyleBorder* border = StyleBorder();
 
   RefPtr<nsROCSSPrimitiveValue> val = new nsROCSSPrimitiveValue;
@@ -4812,60 +4155,32 @@ nsComputedDOMStyle::DoGetFlexBasis()
   //   }
 
   SetValueToCoord(val, StylePosition()->mFlexBasis, true,
                   nullptr, nsCSSProps::kFlexBasisKTable);
   return val.forget();
 }
 
 already_AddRefed<CSSValue>
-nsComputedDOMStyle::DoGetFlexDirection()
-{
-  RefPtr<nsROCSSPrimitiveValue> val = new nsROCSSPrimitiveValue;
-  val->SetIdent(
-    nsCSSProps::ValueToKeywordEnum(StylePosition()->mFlexDirection,
-                                   nsCSSProps::kFlexDirectionKTable));
-  return val.forget();
-}
-
-already_AddRefed<CSSValue>
 nsComputedDOMStyle::DoGetFlexGrow()
 {
   RefPtr<nsROCSSPrimitiveValue> val = new nsROCSSPrimitiveValue;
   val->SetNumber(StylePosition()->mFlexGrow);
   return val.forget();
 }
 
 already_AddRefed<CSSValue>
 nsComputedDOMStyle::DoGetFlexShrink()
 {
   RefPtr<nsROCSSPrimitiveValue> val = new nsROCSSPrimitiveValue;
   val->SetNumber(StylePosition()->mFlexShrink);
   return val.forget();
 }
 
 already_AddRefed<CSSValue>
-nsComputedDOMStyle::DoGetFlexWrap()
-{
-  RefPtr<nsROCSSPrimitiveValue> val = new nsROCSSPrimitiveValue;
-  val->SetIdent(
-    nsCSSProps::ValueToKeywordEnum(StylePosition()->mFlexWrap,
-                                   nsCSSProps::kFlexWrapKTable));
-  return val.forget();
-}
-
-already_AddRefed<CSSValue>
-nsComputedDOMStyle::DoGetOrder()
-{
-  RefPtr<nsROCSSPrimitiveValue> val = new nsROCSSPrimitiveValue;
-  val->SetNumber(StylePosition()->mOrder);
-  return val.forget();
-}
-
-already_AddRefed<CSSValue>
 nsComputedDOMStyle::DoGetAlignContent()
 {
   RefPtr<nsROCSSPrimitiveValue> val = new nsROCSSPrimitiveValue;
   nsAutoString str;
   auto align = StylePosition()->mAlignContent;
   nsCSSValue::AppendAlignJustifyValueToString(align & NS_STYLE_ALIGN_ALL_BITS, str);
   auto fallback = align >> NS_STYLE_ALIGN_ALL_SHIFT;
   if (fallback) {
@@ -4935,26 +4250,16 @@ nsComputedDOMStyle::DoGetJustifySelf()
   nsAutoString str;
   auto justify = StylePosition()->mJustifySelf;
   nsCSSValue::AppendAlignJustifyValueToString(justify, str);
   val->SetString(str);
   return val.forget();
 }
 
 already_AddRefed<CSSValue>
-nsComputedDOMStyle::DoGetFloatEdge()
-{
-  RefPtr<nsROCSSPrimitiveValue> val = new nsROCSSPrimitiveValue;
-  val->SetIdent(
-    nsCSSProps::ValueToKeywordEnum(uint8_t(StyleBorder()->mFloatEdge),
-                                   nsCSSProps::kFloatEdgeKTable));
-  return val.forget();
-}
-
-already_AddRefed<CSSValue>
 nsComputedDOMStyle::DoGetForceBrokenImageIcon()
 {
   RefPtr<nsROCSSPrimitiveValue> val = new nsROCSSPrimitiveValue;
   val->SetNumber(StyleUIReset()->mForceBrokenImageIcon);
   return val.forget();
 }
 
 already_AddRefed<CSSValue>
@@ -4974,66 +4279,16 @@ nsComputedDOMStyle::DoGetImageOrientatio
     }
   }
 
   val->SetString(string);
   return val.forget();
 }
 
 already_AddRefed<CSSValue>
-nsComputedDOMStyle::DoGetIMEMode()
-{
-  RefPtr<nsROCSSPrimitiveValue> val = new nsROCSSPrimitiveValue;
-  val->SetIdent(
-    nsCSSProps::ValueToKeywordEnum(StyleUIReset()->mIMEMode,
-                                   nsCSSProps::kIMEModeKTable));
-  return val.forget();
-}
-
-already_AddRefed<CSSValue>
-nsComputedDOMStyle::DoGetUserFocus()
-{
-  RefPtr<nsROCSSPrimitiveValue> val = new nsROCSSPrimitiveValue;
-  val->SetIdent(
-    nsCSSProps::ValueToKeywordEnum(uint8_t(StyleUserInterface()->mUserFocus),
-                                   nsCSSProps::kUserFocusKTable));
-  return val.forget();
-}
-
-already_AddRefed<CSSValue>
-nsComputedDOMStyle::DoGetUserInput()
-{
-  RefPtr<nsROCSSPrimitiveValue> val = new nsROCSSPrimitiveValue;
-  val->SetIdent(
-    nsCSSProps::ValueToKeywordEnum(StyleUserInterface()->mUserInput,
-                                   nsCSSProps::kUserInputKTable));
-  return val.forget();
-}
-
-already_AddRefed<CSSValue>
-nsComputedDOMStyle::DoGetUserModify()
-{
-  RefPtr<nsROCSSPrimitiveValue> val = new nsROCSSPrimitiveValue;
-  val->SetIdent(
-    nsCSSProps::ValueToKeywordEnum(StyleUserInterface()->mUserModify,
-                                   nsCSSProps::kUserModifyKTable));
-  return val.forget();
-}
-
-already_AddRefed<CSSValue>
-nsComputedDOMStyle::DoGetUserSelect()
-{
-  RefPtr<nsROCSSPrimitiveValue> val = new nsROCSSPrimitiveValue;
-  val->SetIdent(
-    nsCSSProps::ValueToKeywordEnum(StyleUIReset()->mUserSelect,
-                                   nsCSSProps::kUserSelectKTable));
-  return val.forget();
-}
-
-already_AddRefed<CSSValue>
 nsComputedDOMStyle::DoGetDisplay()
 {
   RefPtr<nsROCSSPrimitiveValue> val = new nsROCSSPrimitiveValue;
   val->SetIdent(nsCSSProps::ValueToKeywordEnum(StyleDisplay()->mDisplay,
                                                nsCSSProps::kDisplayKTable));
   return val.forget();
 }
 
@@ -5062,25 +4317,16 @@ nsComputedDOMStyle::DoGetContain()
                                        valueStr);
     val->SetString(valueStr);
   }
 
   return val.forget();
 }
 
 already_AddRefed<CSSValue>
-nsComputedDOMStyle::DoGetPosition()
-{
-  RefPtr<nsROCSSPrimitiveValue> val = new nsROCSSPrimitiveValue;
-  val->SetIdent(nsCSSProps::ValueToKeywordEnum(StyleDisplay()->mPosition,
-                                               nsCSSProps::kPositionKTable));
-  return val.forget();
-}
-
-already_AddRefed<CSSValue>
 nsComputedDOMStyle::DoGetClip()
 {
   RefPtr<nsROCSSPrimitiveValue> val = new nsROCSSPrimitiveValue;
 
   const nsStyleEffects* effects = StyleEffects();
 
   if (effects->mClipFlags == NS_STYLE_CLIP_AUTO) {
     val->SetIdent(eCSSKeyword_auto);
@@ -5161,26 +4407,16 @@ nsComputedDOMStyle::DoGetOverflow()
   overflowY->SetIdent(
     nsCSSProps::ValueToKeywordEnum(display->mOverflowY,
                                    nsCSSProps::kOverflowKTable));
   valueList->AppendCSSValue(overflowY.forget());
   return valueList.forget();
 }
 
 already_AddRefed<CSSValue>
-nsComputedDOMStyle::DoGetOverflowX()
-{
-  RefPtr<nsROCSSPrimitiveValue> val = new nsROCSSPrimitiveValue;
-  val->SetIdent(
-    nsCSSProps::ValueToKeywordEnum(StyleDisplay()->mOverflowX,
-                                   nsCSSProps::kOverflowSubKTable));
-  return val.forget();
-}
-
-already_AddRefed<CSSValue>
 nsComputedDOMStyle::DoGetOverflowY()
 {
   RefPtr<nsROCSSPrimitiveValue> val = new nsROCSSPrimitiveValue;
   val->SetIdent(
     nsCSSProps::ValueToKeywordEnum(StyleDisplay()->mOverflowY,
                                    nsCSSProps::kOverflowSubKTable));
   return val.forget();
 }
@@ -5200,66 +4436,16 @@ nsComputedDOMStyle::DoGetOverflowClipBox
 {
   RefPtr<nsROCSSPrimitiveValue> val = new nsROCSSPrimitiveValue;
   val->SetIdent(
     nsCSSProps::ValueToKeywordEnum(StyleDisplay()->mOverflowClipBoxInline,
                                    nsCSSProps::kOverflowClipBoxKTable));
   return val.forget();
 }
 
-already_AddRefed<CSSValue>
-nsComputedDOMStyle::DoGetResize()
-{
-  RefPtr<nsROCSSPrimitiveValue> val = new nsROCSSPrimitiveValue;
-  val->SetIdent(nsCSSProps::ValueToKeywordEnum(StyleDisplay()->mResize,
-                                               nsCSSProps::kResizeKTable));
-  return val.forget();
-}
-
-
-already_AddRefed<CSSValue>
-nsComputedDOMStyle::DoGetPageBreakAfter()
-{
-  RefPtr<nsROCSSPrimitiveValue> val = new nsROCSSPrimitiveValue;
-
-  const nsStyleDisplay *display = StyleDisplay();
-
-  if (display->mBreakAfter) {
-    val->SetIdent(eCSSKeyword_always);
-  } else {
-    val->SetIdent(eCSSKeyword_auto);
-  }
-
-  return val.forget();
-}
-
-already_AddRefed<CSSValue>
-nsComputedDOMStyle::DoGetPageBreakBefore()
-{
-  RefPtr<nsROCSSPrimitiveValue> val = new nsROCSSPrimitiveValue;
-
-  const nsStyleDisplay *display = StyleDisplay();
-
-  if (display->mBreakBefore) {
-    val->SetIdent(eCSSKeyword_always);
-  } else {
-    val->SetIdent(eCSSKeyword_auto);
-  }
-
-  return val.forget();
-}
-
-already_AddRefed<CSSValue>
-nsComputedDOMStyle::DoGetPageBreakInside()
-{
-  RefPtr<nsROCSSPrimitiveValue> val = new nsROCSSPrimitiveValue;
-  val->SetIdent(nsCSSProps::ValueToKeywordEnum(StyleDisplay()->mBreakInside,
-                                               nsCSSProps::kPageBreakInsideKTable));
-  return val.forget();
-}
 
 already_AddRefed<CSSValue>
 nsComputedDOMStyle::DoGetTouchAction()
 {
   RefPtr<nsROCSSPrimitiveValue> val = new nsROCSSPrimitiveValue;
 
   int32_t intValue = StyleDisplay()->mTouchAction;
 
@@ -5428,43 +4614,16 @@ nsComputedDOMStyle::DoGetMinWidth()
     minWidth.SetCoordValue(0);
   }
 
   SetValueToCoord(val, minWidth, true, nullptr, nsCSSProps::kWidthKTable);
   return val.forget();
 }
 
 already_AddRefed<CSSValue>
-nsComputedDOMStyle::DoGetMixBlendMode()
-{
-  RefPtr<nsROCSSPrimitiveValue> val = new nsROCSSPrimitiveValue;
-  val->SetIdent(nsCSSProps::ValueToKeywordEnum(StyleEffects()->mMixBlendMode,
-                                               nsCSSProps::kBlendModeKTable));
-  return val.forget();
-}
-
-already_AddRefed<CSSValue>
-nsComputedDOMStyle::DoGetIsolation()
-{
-  RefPtr<nsROCSSPrimitiveValue> val = new nsROCSSPrimitiveValue;
-  val->SetIdent(nsCSSProps::ValueToKeywordEnum(StyleDisplay()->mIsolation,
-                                               nsCSSProps::kIsolationKTable));
-  return val.forget();
-}
-
-already_AddRefed<CSSValue>
-nsComputedDOMStyle::DoGetObjectFit()
-{
-  RefPtr<nsROCSSPrimitiveValue> val = new nsROCSSPrimitiveValue;
-  val->SetIdent(nsCSSProps::ValueToKeywordEnum(StylePosition()->mObjectFit,
-                                               nsCSSProps::kObjectFitKTable));
-  return val.forget();
-}
-
-already_AddRefed<CSSValue>
 nsComputedDOMStyle::DoGetObjectPosition()
 {
   RefPtr<nsDOMCSSValueList> valueList = GetROCSSValueList(false);
   SetValueToPosition(StylePosition()->mObjectPosition, valueList);
   return valueList.forget();
 }
 
 already_AddRefed<CSSValue>
@@ -6212,196 +5371,39 @@ already_AddRefed<CSSValue>
 nsComputedDOMStyle::DoGetStrokeWidth()
 {
   RefPtr<nsROCSSPrimitiveValue> val = new nsROCSSPrimitiveValue;
   SetValueToCoord(val, StyleSVG()->mStrokeWidth, true);
   return val.forget();
 }
 
 already_AddRefed<CSSValue>
-nsComputedDOMStyle::DoGetVectorEffect()
-{
-  RefPtr<nsROCSSPrimitiveValue> val = new nsROCSSPrimitiveValue;
-  val->SetIdent(nsCSSProps::ValueToKeywordEnum(StyleSVGReset()->mVectorEffect,
-                                               nsCSSProps::kVectorEffectKTable));
-  return val.forget();
-}
-
-already_AddRefed<CSSValue>
 nsComputedDOMStyle::DoGetFillOpacity()
 {
   RefPtr<nsROCSSPrimitiveValue> val = new nsROCSSPrimitiveValue;
   val->SetNumber(StyleSVG()->mFillOpacity);
   return val.forget();
 }
 
 already_AddRefed<CSSValue>
-nsComputedDOMStyle::DoGetFloodOpacity()
-{
-  RefPtr<nsROCSSPrimitiveValue> val = new nsROCSSPrimitiveValue;
-  val->SetNumber(StyleSVGReset()->mFloodOpacity);
-  return val.forget();
-}
-
-already_AddRefed<CSSValue>
-nsComputedDOMStyle::DoGetStopOpacity()
-{
-  RefPtr<nsROCSSPrimitiveValue> val = new nsROCSSPrimitiveValue;
-  val->SetNumber(StyleSVGReset()->mStopOpacity);
-  return val.forget();
-}
-
-already_AddRefed<CSSValue>
 nsComputedDOMStyle::DoGetStrokeMiterlimit()
 {
   RefPtr<nsROCSSPrimitiveValue> val = new nsROCSSPrimitiveValue;
   val->SetNumber(StyleSVG()->mStrokeMiterlimit);
   return val.forget();
 }
 
 already_AddRefed<CSSValue>
 nsComputedDOMStyle::DoGetStrokeOpacity()
 {
   RefPtr<nsROCSSPrimitiveValue> val = new nsROCSSPrimitiveValue;
   val->SetNumber(StyleSVG()->mStrokeOpacity);
   return val.forget();
 }
 
-already_AddRefed<CSSValue>
-nsComputedDOMStyle::DoGetClipRule()
-{
-  RefPtr<nsROCSSPrimitiveValue> val = new nsROCSSPrimitiveValue;
-  val->SetIdent(nsCSSProps::ValueToKeywordEnum(
-                  StyleSVG()->mClipRule, nsCSSProps::kFillRuleKTable));
-  return val.forget();
-}
-
-already_AddRefed<CSSValue>
-nsComputedDOMStyle::DoGetFillRule()
-{
-  RefPtr<nsROCSSPrimitiveValue> val = new nsROCSSPrimitiveValue;
-  val->SetIdent(nsCSSProps::ValueToKeywordEnum(
-                  StyleSVG()->mFillRule, nsCSSProps::kFillRuleKTable));
-  return val.forget();
-}
-
-already_AddRefed<CSSValue>
-nsComputedDOMStyle::DoGetStrokeLinecap()
-{
-  RefPtr<nsROCSSPrimitiveValue> val = new nsROCSSPrimitiveValue;
-  val->SetIdent(
-    nsCSSProps::ValueToKeywordEnum(StyleSVG()->mStrokeLinecap,
-                                   nsCSSProps::kStrokeLinecapKTable));
-  return val.forget();
-}
-
-already_AddRefed<CSSValue>
-nsComputedDOMStyle::DoGetStrokeLinejoin()
-{
-  RefPtr<nsROCSSPrimitiveValue> val = new nsROCSSPrimitiveValue;
-  val->SetIdent(
-    nsCSSProps::ValueToKeywordEnum(StyleSVG()->mStrokeLinejoin,
-                                   nsCSSProps::kStrokeLinejoinKTable));
-  return val.forget();
-}
-
-already_AddRefed<CSSValue>
-nsComputedDOMStyle::DoGetTextAnchor()
-{
-  RefPtr<nsROCSSPrimitiveValue> val = new nsROCSSPrimitiveValue;
-  val->SetIdent(
-    nsCSSProps::ValueToKeywordEnum(StyleSVG()->mTextAnchor,
-                                   nsCSSProps::kTextAnchorKTable));
-  return val.forget();
-}
-
-already_AddRefed<CSSValue>
-nsComputedDOMStyle::DoGetColorInterpolation()
-{
-  RefPtr<nsROCSSPrimitiveValue> val = new nsROCSSPrimitiveValue;
-  val->SetIdent(
-    nsCSSProps::ValueToKeywordEnum(StyleSVG()->mColorInterpolation,
-                                   nsCSSProps::kColorInterpolationKTable));
-  return val.forget();
-}
-
-already_AddRefed<CSSValue>
-nsComputedDOMStyle::DoGetColorInterpolationFilters()
-{
-  RefPtr<nsROCSSPrimitiveValue> val = new nsROCSSPrimitiveValue;
-  val->SetIdent(
-    nsCSSProps::ValueToKeywordEnum(StyleSVG()->mColorInterpolationFilters,
-                                   nsCSSProps::kColorInterpolationKTable));
-  return val.forget();
-}
-
-already_AddRefed<CSSValue>
-nsComputedDOMStyle::DoGetDominantBaseline()
-{
-  RefPtr<nsROCSSPrimitiveValue> val = new nsROCSSPrimitiveValue;
-  val->SetIdent(
-    nsCSSProps::ValueToKeywordEnum(StyleSVGReset()->mDominantBaseline,
-                                   nsCSSProps::kDominantBaselineKTable));
-  return val.forget();
-}
-
-already_AddRefed<CSSValue>
-nsComputedDOMStyle::DoGetImageRendering()
-{
-  RefPtr<nsROCSSPrimitiveValue> val = new nsROCSSPrimitiveValue;
-  val->SetIdent(
-    nsCSSProps::ValueToKeywordEnum(StyleVisibility()->mImageRendering,
-                                   nsCSSProps::kImageRenderingKTable));
-  return val.forget();
-}
-
-already_AddRefed<CSSValue>
-nsComputedDOMStyle::DoGetShapeRendering()
-{
-  RefPtr<nsROCSSPrimitiveValue> val = new nsROCSSPrimitiveValue;
-  val->SetIdent(
-    nsCSSProps::ValueToKeywordEnum(StyleSVG()->mShapeRendering,
-                                   nsCSSProps::kShapeRenderingKTable));
-  return val.forget();
-}
-
-already_AddRefed<CSSValue>
-nsComputedDOMStyle::DoGetTextRendering()
-{
-  RefPtr<nsROCSSPrimitiveValue> val = new nsROCSSPrimitiveValue;
-  val->SetIdent(
-    nsCSSProps::ValueToKeywordEnum(StyleText()->mTextRendering,
-                                   nsCSSProps::kTextRenderingKTable));
-  return val.forget();
-}
-
-already_AddRefed<CSSValue>
-nsComputedDOMStyle::DoGetFloodColor()
-{
-  RefPtr<nsROCSSPrimitiveValue> val = new nsROCSSPrimitiveValue;
-  SetValueFromComplexColor(val, StyleSVGReset()->mFloodColor);
-  return val.forget();
-}
-
-already_AddRefed<CSSValue>
-nsComputedDOMStyle::DoGetLightingColor()
-{
-  RefPtr<nsROCSSPrimitiveValue> val = new nsROCSSPrimitiveValue;
-  SetValueFromComplexColor(val, StyleSVGReset()->mLightingColor);
-  return val.forget();
-}
-
-already_AddRefed<CSSValue>
-nsComputedDOMStyle::DoGetStopColor()
-{
-  RefPtr<nsROCSSPrimitiveValue> val = new nsROCSSPrimitiveValue;
-  SetValueFromComplexColor(val, StyleSVGReset()->mStopColor);
-  return val.forget();
-}
-
 void
 nsComputedDOMStyle::BoxValuesToString(nsAString& aString,
                                       const nsTArray<nsStyleCoord>& aBoxValues,
                                       bool aClampNegativeCalc)
 {
   MOZ_ASSERT(aBoxValues.Length() == 4, "wrong number of box values");
   nsAutoString value1, value2, value3, value4;
   SetCssTextToCoord(value1, aBoxValues[0], aClampNegativeCalc);
@@ -6590,24 +5592,16 @@ nsComputedDOMStyle::GetShapeSource(
 already_AddRefed<CSSValue>
 nsComputedDOMStyle::DoGetClipPath()
 {
   return GetShapeSource(StyleSVGReset()->mClipPath,
                         nsCSSProps::kClipPathGeometryBoxKTable);
 }
 
 already_AddRefed<CSSValue>
-nsComputedDOMStyle::DoGetShapeImageThreshold()
-{
-  RefPtr<nsROCSSPrimitiveValue> val = new nsROCSSPrimitiveValue;
-  val->SetNumber(StyleDisplay()->mShapeImageThreshold);
-  return val.forget();
-}
-
-already_AddRefed<CSSValue>
 nsComputedDOMStyle::DoGetShapeMargin()
 {
   RefPtr<nsROCSSPrimitiveValue> val = new nsROCSSPrimitiveValue;
   SetValueToCoord(val, StyleDisplay()->mShapeMargin, true);
   return val.forget();
 }
 
 already_AddRefed<CSSValue>
@@ -6714,59 +5708,23 @@ nsComputedDOMStyle::DoGetMask()
   RefPtr<nsROCSSPrimitiveValue> val = new nsROCSSPrimitiveValue;
 
   SetValueToURLValue(firstLayer.mImage.GetURLValue(), val);
 
   return val.forget();
 }
 
 already_AddRefed<CSSValue>
-nsComputedDOMStyle::DoGetMaskClip()
-{
-  return GetBackgroundList(&nsStyleImageLayers::Layer::mClip,
-                           &nsStyleImageLayers::mClipCount,
-                           StyleSVGReset()->mMask,
-                           nsCSSProps::kMaskClipKTable);
-}
-
-already_AddRefed<CSSValue>
-nsComputedDOMStyle::DoGetMaskComposite()
-{
-  return GetBackgroundList(&nsStyleImageLayers::Layer::mComposite,
-                           &nsStyleImageLayers::mCompositeCount,
-                           StyleSVGReset()->mMask,
-                           nsCSSProps::kImageLayerCompositeKTable);
-}
-
-already_AddRefed<CSSValue>
 nsComputedDOMStyle::DoGetMaskImage()
 {
   const nsStyleImageLayers& layers = StyleSVGReset()->mMask;
   return DoGetImageLayerImage(layers);
 }
 
 already_AddRefed<CSSValue>
-nsComputedDOMStyle::DoGetMaskMode()
-{
-  return GetBackgroundList(&nsStyleImageLayers::Layer::mMaskMode,
-                           &nsStyleImageLayers::mMaskModeCount,
-                           StyleSVGReset()->mMask,
-                           nsCSSProps::kImageLayerModeKTable);
-}
-
-already_AddRefed<CSSValue>
-nsComputedDOMStyle::DoGetMaskOrigin()
-{
-  return GetBackgroundList(&nsStyleImageLayers::Layer::mOrigin,
-                           &nsStyleImageLayers::mOriginCount,
-                           StyleSVGReset()->mMask,
-                           nsCSSProps::kMaskOriginKTable);
-}
-
-already_AddRefed<CSSValue>
 nsComputedDOMStyle::DoGetMaskPosition()
 {
   const nsStyleImageLayers& layers = StyleSVGReset()->mMask;
   return DoGetImageLayerPosition(layers);
 }
 
 already_AddRefed<CSSValue>
 nsComputedDOMStyle::DoGetMaskPositionX()
@@ -6792,47 +5750,16 @@ nsComputedDOMStyle::DoGetMaskRepeat()
 already_AddRefed<CSSValue>
 nsComputedDOMStyle::DoGetMaskSize()
 {
   const nsStyleImageLayers& layers = StyleSVGReset()->mMask;
   return DoGetImageLayerSize(layers);
 }
 
 already_AddRefed<CSSValue>
-nsComputedDOMStyle::DoGetMaskType()
-{
-  RefPtr<nsROCSSPrimitiveValue> val = new nsROCSSPrimitiveValue;
-  val->SetIdent(
-    nsCSSProps::ValueToKeywordEnum(StyleSVGReset()->mMaskType,
-                                   nsCSSProps::kMaskTypeKTable));
-  return val.forget();
-}
-
-already_AddRefed<CSSValue>
-nsComputedDOMStyle::DoGetContextProperties()
-{
-  const nsTArray<RefPtr<nsAtom>>& contextProps = StyleSVG()->mContextProps;
-
-  if (contextProps.IsEmpty()) {
-    RefPtr<nsROCSSPrimitiveValue> val = new nsROCSSPrimitiveValue;
-    val->SetIdent(eCSSKeyword_none);
-    return val.forget();
-  }
-
-  RefPtr<nsDOMCSSValueList> valueList = GetROCSSValueList(true);
-  for (const nsAtom* ident : contextProps) {
-    RefPtr<nsROCSSPrimitiveValue> property = new nsROCSSPrimitiveValue;
-    property->SetString(nsDependentAtomString(ident));
-    valueList->AppendCSSValue(property.forget());
-  }
-
-  return valueList.forget();
-}
-
-already_AddRefed<CSSValue>
 nsComputedDOMStyle::DoGetPaintOrder()
 {
   RefPtr<nsROCSSPrimitiveValue> val = new nsROCSSPrimitiveValue;
   nsAutoString string;
   uint8_t paintOrder = StyleSVG()->mPaintOrder;
   nsStyleUtil::AppendPaintOrderValue(paintOrder, string);
   val->SetString(string);
   return val.forget();
@@ -7050,64 +5977,16 @@ nsComputedDOMStyle::DoGetAnimationTiming
     AppendTimingFunction(valueList,
                          display->mAnimations[i].GetTimingFunction());
   } while (++i < display->mAnimationTimingFunctionCount);
 
   return valueList.forget();
 }
 
 already_AddRefed<CSSValue>
-nsComputedDOMStyle::DoGetAnimationDirection()
-{
-  const nsStyleDisplay* display = StyleDisplay();
-
-  RefPtr<nsDOMCSSValueList> valueList = GetROCSSValueList(true);
-
-  MOZ_ASSERT(display->mAnimationDirectionCount > 0,
-             "first item must be explicit");
-  uint32_t i = 0;
-  do {
-    const StyleAnimation *animation = &display->mAnimations[i];
-    RefPtr<nsROCSSPrimitiveValue> direction = new nsROCSSPrimitiveValue;
-    direction->SetIdent(
-      nsCSSProps::ValueToKeywordEnum(
-        static_cast<int32_t>(animation->GetDirection()),
-        nsCSSProps::kAnimationDirectionKTable));
-
-    valueList->AppendCSSValue(direction.forget());
-  } while (++i < display->mAnimationDirectionCount);
-
-  return valueList.forget();
-}
-
-already_AddRefed<CSSValue>
-nsComputedDOMStyle::DoGetAnimationFillMode()
-{
-  const nsStyleDisplay* display = StyleDisplay();
-
-  RefPtr<nsDOMCSSValueList> valueList = GetROCSSValueList(true);
-
-  MOZ_ASSERT(display->mAnimationFillModeCount > 0,
-             "first item must be explicit");
-  uint32_t i = 0;
-  do {
-    const StyleAnimation *animation = &display->mAnimations[i];
-    RefPtr<nsROCSSPrimitiveValue> fillMode = new nsROCSSPrimitiveValue;
-    fillMode->SetIdent(
-      nsCSSProps::ValueToKeywordEnum(
-        static_cast<int32_t>(animation->GetFillMode()),
-        nsCSSProps::kAnimationFillModeKTable));
-
-    valueList->AppendCSSValue(fillMode.forget());
-  } while (++i < display->mAnimationFillModeCount);
-
-  return valueList.forget();
-}
-
-already_AddRefed<CSSValue>
 nsComputedDOMStyle::DoGetAnimationIterationCount()
 {
   const nsStyleDisplay* display = StyleDisplay();
 
   RefPtr<nsDOMCSSValueList> valueList = GetROCSSValueList(true);
 
   MOZ_ASSERT(display->mAnimationIterationCountCount > 0,
              "first item must be explicit");
@@ -7124,38 +6003,16 @@ nsComputedDOMStyle::DoGetAnimationIterat
     }
     valueList->AppendCSSValue(iterationCount.forget());
   } while (++i < display->mAnimationIterationCountCount);
 
   return valueList.forget();
 }
 
 already_AddRefed<CSSValue>
-nsComputedDOMStyle::DoGetAnimationPlayState()
-{
-  const nsStyleDisplay* display = StyleDisplay();
-
-  RefPtr<nsDOMCSSValueList> valueList = GetROCSSValueList(true);
-
-  MOZ_ASSERT(display->mAnimationPlayStateCount > 0,
-             "first item must be explicit");
-  uint32_t i = 0;
-  do {
-    const StyleAnimation *animation = &display->mAnimations[i];
-    RefPtr<nsROCSSPrimitiveValue> playState = new nsROCSSPrimitiveValue;
-    playState->SetIdent(
-      nsCSSProps::ValueToKeywordEnum(animation->GetPlayState(),
-                                     nsCSSProps::kAnimationPlayStateKTable));
-    valueList->AppendCSSValue(playState.forget());
-  } while (++i < display->mAnimationPlayStateCount);
-
-  return valueList.forget();
-}
-
-already_AddRefed<CSSValue>
 nsComputedDOMStyle::DummyGetter()
 {
   MOZ_CRASH("DummyGetter is not supposed to be invoked");
 }
 
 static void
 MarkComputedStyleMapDirty(const char* aPref, void* aData)
 {

--- a/layout/style/nsComputedDOMStyle.h
+++ b/layout/style/nsComputedDOMStyle.h
@@ -238,66 +238,49 @@ private:
 
   bool ShouldHonorMinSizeAutoInAxis(mozilla::PhysicalAxis aAxis);
 
   /* Properties queryable as CSSValues.
    * To avoid a name conflict with nsIDOM*CSS2Properties, these are all
    * DoGetXXX instead of GetXXX.
    */
 
-  already_AddRefed<CSSValue> DoGetAppearance();
 
   /* Box properties */
-  already_AddRefed<CSSValue> DoGetBoxAlign();
-  already_AddRefed<CSSValue> DoGetBoxDecorationBreak();
-  already_AddRefed<CSSValue> DoGetBoxDirection();
   already_AddRefed<CSSValue> DoGetBoxFlex();
-  already_AddRefed<CSSValue> DoGetBoxOrdinalGroup();
-  already_AddRefed<CSSValue> DoGetBoxOrient();
-  already_AddRefed<CSSValue> DoGetBoxPack();
-  already_AddRefed<CSSValue> DoGetBoxSizing();
 
   already_AddRefed<CSSValue> DoGetWidth();
   already_AddRefed<CSSValue> DoGetHeight();
   already_AddRefed<CSSValue> DoGetMaxHeight();
   already_AddRefed<CSSValue> DoGetMaxWidth();
   already_AddRefed<CSSValue> DoGetMinHeight();
   already_AddRefed<CSSValue> DoGetMinWidth();
-  already_AddRefed<CSSValue> DoGetMixBlendMode();
-  already_AddRefed<CSSValue> DoGetIsolation();
-  already_AddRefed<CSSValue> DoGetObjectFit();
   already_AddRefed<CSSValue> DoGetObjectPosition();
   already_AddRefed<CSSValue> DoGetLeft();
   already_AddRefed<CSSValue> DoGetTop();
   already_AddRefed<CSSValue> DoGetRight();
   already_AddRefed<CSSValue> DoGetBottom();
-  already_AddRefed<CSSValue> DoGetStackSizing();
 
   /* Font properties */
   already_AddRefed<CSSValue> DoGetColor();
   already_AddRefed<CSSValue> DoGetFontFamily();
   already_AddRefed<CSSValue> DoGetFontFeatureSettings();
   already_AddRefed<CSSValue> DoGetFontVariationSettings();
-  already_AddRefed<CSSValue> DoGetFontKerning();
   already_AddRefed<CSSValue> DoGetFontLanguageOverride();
-  already_AddRefed<CSSValue> DoGetFontOpticalSizing();
   already_AddRefed<CSSValue> DoGetFontSize();
   already_AddRefed<CSSValue> DoGetFontSizeAdjust();
   already_AddRefed<CSSValue> DoGetOsxFontSmoothing();
-  already_AddRefed<CSSValue> DoGetFontSmoothingBackgroundColor();
   already_AddRefed<CSSValue> DoGetFontStretch();
   already_AddRefed<CSSValue> DoGetFontStyle();
   already_AddRefed<CSSValue> DoGetFontSynthesis();
   already_AddRefed<CSSValue> DoGetFontVariant();
   already_AddRefed<CSSValue> DoGetFontVariantAlternates();
-  already_AddRefed<CSSValue> DoGetFontVariantCaps();
   already_AddRefed<CSSValue> DoGetFontVariantEastAsian();
   already_AddRefed<CSSValue> DoGetFontVariantLigatures();
   already_AddRefed<CSSValue> DoGetFontVariantNumeric();
-  already_AddRefed<CSSValue> DoGetFontVariantPosition();
   already_AddRefed<CSSValue> DoGetFontWeight();
 
   /* Grid properties */
   already_AddRefed<CSSValue> DoGetGridAutoFlow();
   already_AddRefed<CSSValue> DoGetGridAutoColumns();
   already_AddRefed<CSSValue> DoGetGridAutoRows();
   already_AddRefed<CSSValue> DoGetGridTemplateAreas();
   already_AddRefed<CSSValue> DoGetGridTemplateColumns();
@@ -311,98 +294,77 @@ private:
   already_AddRefed<CSSValue> DoGetImageLayerImage(const nsStyleImageLayers& aLayers);
   already_AddRefed<CSSValue> DoGetImageLayerPosition(const nsStyleImageLayers& aLayers);
   already_AddRefed<CSSValue> DoGetImageLayerPositionX(const nsStyleImageLayers& aLayers);
   already_AddRefed<CSSValue> DoGetImageLayerPositionY(const nsStyleImageLayers& aLayers);
   already_AddRefed<CSSValue> DoGetImageLayerRepeat(const nsStyleImageLayers& aLayers);
   already_AddRefed<CSSValue> DoGetImageLayerSize(const nsStyleImageLayers& aLayers);
 
   /* Background properties */
-  already_AddRefed<CSSValue> DoGetBackgroundAttachment();
-  already_AddRefed<CSSValue> DoGetBackgroundColor();
   already_AddRefed<CSSValue> DoGetBackgroundImage();
   already_AddRefed<CSSValue> DoGetBackgroundPosition();
   already_AddRefed<CSSValue> DoGetBackgroundPositionX();
   already_AddRefed<CSSValue> DoGetBackgroundPositionY();
   already_AddRefed<CSSValue> DoGetBackgroundRepeat();
-  already_AddRefed<CSSValue> DoGetBackgroundClip();
-  already_AddRefed<CSSValue> DoGetBackgroundBlendMode();
-  already_AddRefed<CSSValue> DoGetBackgroundOrigin();
   already_AddRefed<CSSValue> DoGetBackgroundSize();
 
   /* Mask properties */
   already_AddRefed<CSSValue> DoGetMask();
   already_AddRefed<CSSValue> DoGetMaskImage();
   already_AddRefed<CSSValue> DoGetMaskPosition();
   already_AddRefed<CSSValue> DoGetMaskPositionX();
   already_AddRefed<CSSValue> DoGetMaskPositionY();
   already_AddRefed<CSSValue> DoGetMaskRepeat();
-  already_AddRefed<CSSValue> DoGetMaskClip();
-  already_AddRefed<CSSValue> DoGetMaskOrigin();
   already_AddRefed<CSSValue> DoGetMaskSize();
-  already_AddRefed<CSSValue> DoGetMaskMode();
-  already_AddRefed<CSSValue> DoGetMaskComposite();
 
   /* Padding properties */
   already_AddRefed<CSSValue> DoGetPaddingTop();
   already_AddRefed<CSSValue> DoGetPaddingBottom();
   already_AddRefed<CSSValue> DoGetPaddingLeft();
   already_AddRefed<CSSValue> DoGetPaddingRight();
 
   /* Table Properties */
-  already_AddRefed<CSSValue> DoGetBorderCollapse();
   already_AddRefed<CSSValue> DoGetBorderSpacing();
-  already_AddRefed<CSSValue> DoGetCaptionSide();
-  already_AddRefed<CSSValue> DoGetEmptyCells();
-  already_AddRefed<CSSValue> DoGetTableLayout();
   already_AddRefed<CSSValue> DoGetVerticalAlign();
 
   /* Border Properties */
   already_AddRefed<CSSValue> DoGetBorderTopStyle();
   already_AddRefed<CSSValue> DoGetBorderBottomStyle();
   already_AddRefed<CSSValue> DoGetBorderLeftStyle();
   already_AddRefed<CSSValue> DoGetBorderRightStyle();
   already_AddRefed<CSSValue> DoGetBorderTopWidth();
   already_AddRefed<CSSValue> DoGetBorderBottomWidth();
   already_AddRefed<CSSValue> DoGetBorderLeftWidth();
   already_AddRefed<CSSValue> DoGetBorderRightWidth();
-  already_AddRefed<CSSValue> DoGetBorderTopColor();
-  already_AddRefed<CSSValue> DoGetBorderBottomColor();
-  already_AddRefed<CSSValue> DoGetBorderLeftColor();
-  already_AddRefed<CSSValue> DoGetBorderRightColor();
   already_AddRefed<CSSValue> DoGetBorderBottomLeftRadius();
   already_AddRefed<CSSValue> DoGetBorderBottomRightRadius();
   already_AddRefed<CSSValue> DoGetBorderTopLeftRadius();
   already_AddRefed<CSSValue> DoGetBorderTopRightRadius();
-  already_AddRefed<CSSValue> DoGetFloatEdge();
 
   /* Border Image */
   already_AddRefed<CSSValue> DoGetBorderImageSource();
   already_AddRefed<CSSValue> DoGetBorderImageSlice();
   already_AddRefed<CSSValue> DoGetBorderImageWidth();
   already_AddRefed<CSSValue> DoGetBorderImageOutset();
   already_AddRefed<CSSValue> DoGetBorderImageRepeat();
 
   /* Box Shadow */
   already_AddRefed<CSSValue> DoGetBoxShadow();
 
   /* Window Shadow */
-  already_AddRefed<CSSValue> DoGetWindowShadow();
 
   /* Margin Properties */
   already_AddRefed<CSSValue> DoGetMarginTopWidth();
   already_AddRefed<CSSValue> DoGetMarginBottomWidth();
   already_AddRefed<CSSValue> DoGetMarginLeftWidth();
   already_AddRefed<CSSValue> DoGetMarginRightWidth();
 
   /* Outline Properties */
   already_AddRefed<CSSValue> DoGetOutlineWidth();
   already_AddRefed<CSSValue> DoGetOutlineStyle();
-  already_AddRefed<CSSValue> DoGetOutlineColor();
-  already_AddRefed<CSSValue> DoGetOutlineOffset();
   already_AddRefed<CSSValue> DoGetOutlineRadiusBottomLeft();
   already_AddRefed<CSSValue> DoGetOutlineRadiusBottomRight();
   already_AddRefed<CSSValue> DoGetOutlineRadiusTopLeft();
   already_AddRefed<CSSValue> DoGetOutlineRadiusTopRight();
 
   /* Content Properties */
   already_AddRefed<CSSValue> DoGetContent();
   already_AddRefed<CSSValue> DoGetCounterIncrement();
@@ -411,159 +373,103 @@ private:
   /* Quotes Properties */
   already_AddRefed<CSSValue> DoGetQuotes();
 
   /* z-index */
   already_AddRefed<CSSValue> DoGetZIndex();
 
   /* List properties */
   already_AddRefed<CSSValue> DoGetListStyleImage();
-  already_AddRefed<CSSValue> DoGetListStylePosition();
   already_AddRefed<CSSValue> DoGetListStyleType();
   already_AddRefed<CSSValue> DoGetImageRegion();
 
   /* Text Properties */
   already_AddRefed<CSSValue> DoGetInitialLetter();
   already_AddRefed<CSSValue> DoGetLineHeight();
-  already_AddRefed<CSSValue> DoGetRubyAlign();
-  already_AddRefed<CSSValue> DoGetRubyPosition();
   already_AddRefed<CSSValue> DoGetTextAlign();
-  already_AddRefed<CSSValue> DoGetTextAlignLast();
-  already_AddRefed<CSSValue> DoGetTextCombineUpright();
   already_AddRefed<CSSValue> DoGetTextDecoration();
   already_AddRefed<CSSValue> DoGetTextDecorationColor();
   already_AddRefed<CSSValue> DoGetTextDecorationLine();
   already_AddRefed<CSSValue> DoGetTextDecorationStyle();
-  already_AddRefed<CSSValue> DoGetTextEmphasisColor();
   already_AddRefed<CSSValue> DoGetTextEmphasisPosition();
   already_AddRefed<CSSValue> DoGetTextEmphasisStyle();
   already_AddRefed<CSSValue> DoGetTextIndent();
-  already_AddRefed<CSSValue> DoGetTextJustify();
-  already_AddRefed<CSSValue> DoGetTextOrientation();
   already_AddRefed<CSSValue> DoGetTextOverflow();
   already_AddRefed<CSSValue> DoGetTextShadow();
-  already_AddRefed<CSSValue> DoGetTextSizeAdjust();
-  already_AddRefed<CSSValue> DoGetTextTransform();
   already_AddRefed<CSSValue> DoGetLetterSpacing();
   already_AddRefed<CSSValue> DoGetWordSpacing();
-  already_AddRefed<CSSValue> DoGetWhiteSpace();
-  already_AddRefed<CSSValue> DoGetWordBreak();
-  already_AddRefed<CSSValue> DoGetOverflowWrap();
-  already_AddRefed<CSSValue> DoGetHyphens();
   already_AddRefed<CSSValue> DoGetTabSize();
-  already_AddRefed<CSSValue> DoGetWebkitTextFillColor();
-  already_AddRefed<CSSValue> DoGetWebkitTextStrokeColor();
   already_AddRefed<CSSValue> DoGetWebkitTextStrokeWidth();
 
   /* Visibility properties */
-  already_AddRefed<CSSValue> DoGetColorAdjust();
-  already_AddRefed<CSSValue> DoGetOpacity();
-  already_AddRefed<CSSValue> DoGetPointerEvents();
-  already_AddRefed<CSSValue> DoGetVisibility();
-  already_AddRefed<CSSValue> DoGetWritingMode();
 
   /* Direction properties */
-  already_AddRefed<CSSValue> DoGetDirection();
-  already_AddRefed<CSSValue> DoGetUnicodeBidi();
 
   /* Display properties */
   already_AddRefed<CSSValue> DoGetBinding();
-  already_AddRefed<CSSValue> DoGetClear();
-  already_AddRefed<CSSValue> DoGetFloat();
   already_AddRefed<CSSValue> DoGetDisplay();
   already_AddRefed<CSSValue> DoGetContain();
-  already_AddRefed<CSSValue> DoGetPosition();
   already_AddRefed<CSSValue> DoGetClip();
   already_AddRefed<CSSValue> DoGetImageOrientation();
   already_AddRefed<CSSValue> DoGetWillChange();
   already_AddRefed<CSSValue> DoGetOverflow();
-  already_AddRefed<CSSValue> DoGetOverflowX();
   already_AddRefed<CSSValue> DoGetOverflowY();
   already_AddRefed<CSSValue> DoGetOverflowClipBoxBlock();
   already_AddRefed<CSSValue> DoGetOverflowClipBoxInline();
-  already_AddRefed<CSSValue> DoGetResize();
-  already_AddRefed<CSSValue> DoGetPageBreakAfter();
-  already_AddRefed<CSSValue> DoGetPageBreakBefore();
-  already_AddRefed<CSSValue> DoGetPageBreakInside();
   already_AddRefed<CSSValue> DoGetTouchAction();
   already_AddRefed<CSSValue> DoGetTransform();
   already_AddRefed<CSSValue> DoGetTranslate();
   already_AddRefed<CSSValue> DoGetRotate();
   already_AddRefed<CSSValue> DoGetScale();
-  already_AddRefed<CSSValue> DoGetTransformBox();
   already_AddRefed<CSSValue> DoGetTransformOrigin();
   already_AddRefed<CSSValue> DoGetPerspective();
-  already_AddRefed<CSSValue> DoGetBackfaceVisibility();
   already_AddRefed<CSSValue> DoGetPerspectiveOrigin();
   already_AddRefed<CSSValue> DoGetTransformStyle();
-  already_AddRefed<CSSValue> DoGetOrient();
-  already_AddRefed<CSSValue> DoGetScrollBehavior();
   already_AddRefed<CSSValue> DoGetOverscrollBehaviorX();
   already_AddRefed<CSSValue> DoGetOverscrollBehaviorY();
-  already_AddRefed<CSSValue> DoGetScrollSnapType();
   already_AddRefed<CSSValue> DoGetScrollSnapTypeX();
   already_AddRefed<CSSValue> DoGetScrollSnapTypeY();
   already_AddRefed<CSSValue> DoGetScrollSnapPointsX();
   already_AddRefed<CSSValue> DoGetScrollSnapPointsY();
   already_AddRefed<CSSValue> DoGetScrollSnapDestination();
   already_AddRefed<CSSValue> DoGetScrollSnapCoordinate();
   already_AddRefed<CSSValue> DoGetScrollbarFaceColor();
   already_AddRefed<CSSValue> DoGetScrollbarTrackColor();
-  already_AddRefed<CSSValue> DoGetShapeImageThreshold();
   already_AddRefed<CSSValue> DoGetShapeMargin();
   already_AddRefed<CSSValue> DoGetShapeOutside();
 
   /* User interface properties */
   already_AddRefed<CSSValue> DoGetCaretColor();
   already_AddRefed<CSSValue> DoGetCursor();
   already_AddRefed<CSSValue> DoGetForceBrokenImageIcon();
-  already_AddRefed<CSSValue> DoGetIMEMode();
-  already_AddRefed<CSSValue> DoGetUserFocus();
-  already_AddRefed<CSSValue> DoGetUserInput();
-  already_AddRefed<CSSValue> DoGetUserModify();
-  already_AddRefed<CSSValue> DoGetUserSelect();
-  already_AddRefed<CSSValue> DoGetWindowDragging();
-  already_AddRefed<CSSValue> DoGetWindowOpacity();
-  already_AddRefed<CSSValue> DoGetWindowTransform();
-  already_AddRefed<CSSValue> DoGetWindowTransformOrigin();
 
   /* Column properties */
   already_AddRefed<CSSValue> DoGetColumnCount();
-  already_AddRefed<CSSValue> DoGetColumnFill();
-  already_AddRefed<CSSValue> DoGetColumnSpan();
   already_AddRefed<CSSValue> DoGetColumnWidth();
   already_AddRefed<CSSValue> DoGetColumnRuleWidth();
-  already_AddRefed<CSSValue> DoGetColumnRuleStyle();
-  already_AddRefed<CSSValue> DoGetColumnRuleColor();
 
   /* CSS Transitions */
   already_AddRefed<CSSValue> DoGetTransitionProperty();
   already_AddRefed<CSSValue> DoGetTransitionDuration();
   already_AddRefed<CSSValue> DoGetTransitionDelay();
   already_AddRefed<CSSValue> DoGetTransitionTimingFunction();
 
   /* CSS Animations */
   already_AddRefed<CSSValue> DoGetAnimationName();
   already_AddRefed<CSSValue> DoGetAnimationDuration();
   already_AddRefed<CSSValue> DoGetAnimationDelay();
   already_AddRefed<CSSValue> DoGetAnimationTimingFunction();
-  already_AddRefed<CSSValue> DoGetAnimationDirection();
-  already_AddRefed<CSSValue> DoGetAnimationFillMode();
   already_AddRefed<CSSValue> DoGetAnimationIterationCount();
-  already_AddRefed<CSSValue> DoGetAnimationPlayState();
 
   /* CSS Flexbox properties */
   already_AddRefed<CSSValue> DoGetFlexBasis();
-  already_AddRefed<CSSValue> DoGetFlexDirection();
   already_AddRefed<CSSValue> DoGetFlexGrow();
   already_AddRefed<CSSValue> DoGetFlexShrink();
-  already_AddRefed<CSSValue> DoGetFlexWrap();
 
   /* CSS Flexbox/Grid properties */
-  already_AddRefed<CSSValue> DoGetOrder();
 
   /* CSS Box Alignment properties */
   already_AddRefed<CSSValue> DoGetAlignContent();
   already_AddRefed<CSSValue> DoGetAlignItems();
   already_AddRefed<CSSValue> DoGetAlignSelf();
   already_AddRefed<CSSValue> DoGetJustifyContent();
   already_AddRefed<CSSValue> DoGetJustifyItems();
   already_AddRefed<CSSValue> DoGetJustifySelf();
@@ -575,47 +481,28 @@ private:
   already_AddRefed<CSSValue> DoGetStroke();
   already_AddRefed<CSSValue> DoGetMarkerEnd();
   already_AddRefed<CSSValue> DoGetMarkerMid();
   already_AddRefed<CSSValue> DoGetMarkerStart();
   already_AddRefed<CSSValue> DoGetStrokeDasharray();
 
   already_AddRefed<CSSValue> DoGetStrokeDashoffset();
   already_AddRefed<CSSValue> DoGetStrokeWidth();
-  already_AddRefed<CSSValue> DoGetVectorEffect();
 
   already_AddRefed<CSSValue> DoGetFillOpacity();
-  already_AddRefed<CSSValue> DoGetFloodOpacity();
-  already_AddRefed<CSSValue> DoGetStopOpacity();
   already_AddRefed<CSSValue> DoGetStrokeMiterlimit();
   already_AddRefed<CSSValue> DoGetStrokeOpacity();
 
-  already_AddRefed<CSSValue> DoGetClipRule();
-  already_AddRefed<CSSValue> DoGetFillRule();
-  already_AddRefed<CSSValue> DoGetStrokeLinecap();
-  already_AddRefed<CSSValue> DoGetStrokeLinejoin();
-  already_AddRefed<CSSValue> DoGetTextAnchor();
 
-  already_AddRefed<CSSValue> DoGetColorInterpolation();
-  already_AddRefed<CSSValue> DoGetColorInterpolationFilters();
-  already_AddRefed<CSSValue> DoGetDominantBaseline();
-  already_AddRefed<CSSValue> DoGetImageRendering();
-  already_AddRefed<CSSValue> DoGetShapeRendering();
-  already_AddRefed<CSSValue> DoGetTextRendering();
 
-  already_AddRefed<CSSValue> DoGetFloodColor();
-  already_AddRefed<CSSValue> DoGetLightingColor();
-  already_AddRefed<CSSValue> DoGetStopColor();
 
   already_AddRefed<CSSValue> DoGetClipPath();
   already_AddRefed<CSSValue> DoGetFilter();
-  already_AddRefed<CSSValue> DoGetMaskType();
   already_AddRefed<CSSValue> DoGetPaintOrder();
 
-  already_AddRefed<CSSValue> DoGetContextProperties();
 
   // For working around a MSVC bug. See related comment in
   // GenerateComputedDOMStyleGenerated.py.
   already_AddRefed<CSSValue> DummyGetter();
 
   /* Helper functions */
   void SetToRGBAColor(nsROCSSPrimitiveValue* aValue, nscolor aColor);
   void SetValueFromComplexColor(nsROCSSPrimitiveValue* aValue,