--- a/dom/base/nsGkAtomList.h
+++ b/dom/base/nsGkAtomList.h
@@ -1977,24 +1977,26 @@ GK_ATOM(imageFrame, "ImageFrame")
 GK_ATOM(imageControlFrame, "ImageControlFrame")
 GK_ATOM(inlineFrame, "InlineFrame")
 GK_ATOM(leafBoxFrame, "LeafBoxFrame")
 GK_ATOM(legendFrame, "LegendFrame")
 GK_ATOM(letterFrame, "LetterFrame")
 GK_ATOM(lineFrame, "LineFrame")
 GK_ATOM(listControlFrame,"ListControlFrame")
 GK_ATOM(menuFrame,"MenuFrame")
+GK_ATOM(meterFrame, "MeterFrame")
 GK_ATOM(menuPopupFrame,"MenuPopupFrame")
 GK_ATOM(numberControlFrame, "NumberControlFrame")
 GK_ATOM(objectFrame, "ObjectFrame")
 GK_ATOM(pageFrame, "PageFrame")
 GK_ATOM(pageBreakFrame, "PageBreakFrame")
 GK_ATOM(pageContentFrame, "PageContentFrame")
 GK_ATOM(placeholderFrame, "PlaceholderFrame")
 GK_ATOM(popupSetFrame, "PopupSetFrame")
+GK_ATOM(progressFrame, "ProgressFrame")
 GK_ATOM(canvasFrame, "CanvasFrame")
 GK_ATOM(rangeFrame, "RangeFrame")
 GK_ATOM(rootFrame, "RootFrame")
 GK_ATOM(rubyBaseContainerFrame, "RubyBaseContainerFrame")
 GK_ATOM(rubyBaseFrame, "RubyBaseFrame")
 GK_ATOM(rubyFrame, "RubyFrame")
 GK_ATOM(rubyTextContainerFrame, "RubyTextContainerFrame")
 GK_ATOM(rubyTextFrame, "RubyTextFrame")

--- a/layout/forms/nsMeterFrame.cpp
+++ b/layout/forms/nsMeterFrame.cpp
@@ -52,16 +52,22 @@ nsMeterFrame::DestroyFrom(nsIFrame* aDes
   NS_ASSERTION(!GetPrevContinuation(),
                "nsMeterFrame should not have continuations; if it does we "
                "need to call RegUnregAccessKey only for the first.");
   nsFormControlFrame::RegUnRegAccessKey(static_cast<nsIFrame*>(this), false);
   nsContentUtils::DestroyAnonymousContent(&mBarDiv);
   nsContainerFrame::DestroyFrom(aDestructRoot);
 }
 
+nsIAtom*
+nsMeterFrame::GetType() const
+{
+  return nsGkAtoms::meterFrame;
+}
+
 nsresult
 nsMeterFrame::CreateAnonymousContent(nsTArray<ContentInfo>& aElements)
 {
   // Get the NodeInfoManager and tag necessary to create the meter bar div.
   nsCOMPtr<nsIDocument> doc = mContent->GetComposedDoc();
 
   // Create the div.
   mBarDiv = doc->CreateHTMLElement(nsGkAtoms::div);

--- a/layout/forms/nsMeterFrame.h
+++ b/layout/forms/nsMeterFrame.h
@@ -27,16 +27,18 @@ public:
 
   virtual void DestroyFrom(nsIFrame* aDestructRoot) override;
 
   virtual void Reflow(nsPresContext*           aCX,
                       nsHTMLReflowMetrics&     aDesiredSize,
                       const nsHTMLReflowState& aReflowState,
                       nsReflowStatus&          aStatus) override;
 
+  virtual nsIAtom* GetType() const override;
+
 #ifdef DEBUG_FRAME_DUMP
   virtual nsresult GetFrameName(nsAString& aResult) const override {
     return MakeFrameName(NS_LITERAL_STRING("Meter"), aResult);
   }
 #endif
 
   virtual bool IsLeaf() const override { return true; }
 

--- a/layout/forms/nsProgressFrame.cpp
+++ b/layout/forms/nsProgressFrame.cpp
@@ -51,16 +51,22 @@ nsProgressFrame::DestroyFrom(nsIFrame* a
   NS_ASSERTION(!GetPrevContinuation(),
                "nsProgressFrame should not have continuations; if it does we "
                "need to call RegUnregAccessKey only for the first.");
   nsFormControlFrame::RegUnRegAccessKey(static_cast<nsIFrame*>(this), false);
   nsContentUtils::DestroyAnonymousContent(&mBarDiv);
   nsContainerFrame::DestroyFrom(aDestructRoot);
 }
 
+nsIAtom*
+nsProgressFrame::GetType() const
+{
+  return nsGkAtoms::progressFrame;
+}
+
 nsresult
 nsProgressFrame::CreateAnonymousContent(nsTArray<ContentInfo>& aElements)
 {
   // Create the progress bar div.
   nsCOMPtr<nsIDocument> doc = mContent->GetComposedDoc();
   mBarDiv = doc->CreateHTMLElement(nsGkAtoms::div);
 
   // Associate ::-moz-progress-bar pseudo-element to the anonymous child.

--- a/layout/forms/nsProgressFrame.h
+++ b/layout/forms/nsProgressFrame.h
@@ -35,16 +35,18 @@ public:
                                 const nsRect&           aDirtyRect,
                                 const nsDisplayListSet& aLists) override;
 
   virtual void Reflow(nsPresContext*           aCX,
                       nsHTMLReflowMetrics&     aDesiredSize,
                       const nsHTMLReflowState& aReflowState,
                       nsReflowStatus&          aStatus) override;
 
+  virtual nsIAtom* GetType() const override;
+
 #ifdef DEBUG_FRAME_DUMP
   virtual nsresult GetFrameName(nsAString& aResult) const override {
     return MakeFrameName(NS_LITERAL_STRING("Progress"), aResult);
   }
 #endif
 
   virtual bool IsLeaf() const override { return true; }