Bug 1377989 - part8: Rename aStartParent and aStartNode related to nsRange to aStartContainer r?mats draft
authorMasayuki Nakano <masayuki@d-toybox.com>
Tue, 11 Jul 2017 23:10:42 +0900
changeset 606931 434e1fdb49f638f0b9bdf4f0ebe5f7e1b53f0787
parent 606930 2230d7aecc08d92c0fffd831c01f59ddf293a450
child 606932 cf3813815a3aa77005c5d9155145bf03068ea10d
push id67831
push usermasayuki@d-toybox.com
push dateTue, 11 Jul 2017 15:21:54 +0000
reviewersmats
bugs1377989
milestone56.0a1
Bug 1377989 - part8: Rename aStartParent and aStartNode related to nsRange to aStartContainer r?mats MozReview-Commit-ID: H3wzW7eaQBg
dom/base/nsContentIterator.cpp
dom/base/nsRange.cpp
dom/base/nsRange.h
editor/libeditor/EditorBase.cpp
editor/libeditor/EditorBase.h
editor/libeditor/HTMLEditor.h
editor/libeditor/HTMLEditorDataTransfer.cpp
editor/txtsvc/nsFilteredContentIterator.cpp
editor/txtsvc/nsTextServicesDocument.cpp
editor/txtsvc/nsTextServicesDocument.h
--- a/dom/base/nsContentIterator.cpp
+++ b/dom/base/nsContentIterator.cpp
@@ -40,35 +40,36 @@ NodeToParentOffset(nsINode* aNode, int32
 }
 
 ///////////////////////////////////////////////////////////////////////////
 // NodeIsInTraversalRange: returns true if content is visited during
 // the traversal of the range in the specified mode.
 //
 static bool
 NodeIsInTraversalRange(nsINode* aNode, bool aIsPreMode,
-                       nsINode* aStartNode, int32_t aStartOffset,
+                       nsINode* aStartContainer, int32_t aStartOffset,
                        nsINode* aEndNode, int32_t aEndOffset)
 {
-  if (NS_WARN_IF(!aStartNode) || NS_WARN_IF(!aEndNode) || NS_WARN_IF(!aNode)) {
+  if (NS_WARN_IF(!aStartContainer) || NS_WARN_IF(!aEndNode) ||
+      NS_WARN_IF(!aNode)) {
     return false;
   }
 
   // If a leaf node contains an end point of the traversal range, it is
   // always in the traversal range.
-  if (aNode == aStartNode || aNode == aEndNode) {
+  if (aNode == aStartContainer || aNode == aEndNode) {
     if (aNode->IsNodeOfType(nsINode::eDATA_NODE)) {
       return true; // text node or something
     }
     if (!aNode->HasChildren()) {
-      MOZ_ASSERT(aNode != aStartNode || !aStartOffset,
-        "aStartNode doesn't have children and not a data node, "
+      MOZ_ASSERT(aNode != aStartContainer || !aStartOffset,
+        "aStartContainer doesn't have children and not a data node, "
         "aStartOffset should be 0");
       MOZ_ASSERT(aNode != aEndNode || !aEndOffset,
-        "aStartNode doesn't have children and not a data node, "
+        "aStartContainer doesn't have children and not a data node, "
         "aStartOffset should be 0");
       return true;
     }
   }
 
   nsINode* parent = aNode->GetParentNode();
   if (!parent) {
     return false;
@@ -76,17 +77,17 @@ NodeIsInTraversalRange(nsINode* aNode, b
 
   int32_t indx = parent->IndexOf(aNode);
   NS_WARNING_ASSERTION(indx != -1, "bad indx");
 
   if (!aIsPreMode) {
     ++indx;
   }
 
-  return nsContentUtils::ComparePoints(aStartNode, aStartOffset,
+  return nsContentUtils::ComparePoints(aStartContainer, aStartOffset,
                                        parent, indx) <= 0 &&
          nsContentUtils::ComparePoints(aEndNode, aEndOffset,
                                        parent, indx) >= 0;
 }
 
 
 
 /*
--- a/dom/base/nsRange.cpp
+++ b/dom/base/nsRange.cpp
@@ -261,52 +261,52 @@ nsRange::nsRange(nsINode* aNode)
 #endif
 {
   MOZ_ASSERT(aNode, "range isn't in a document!");
   mOwner = aNode->OwnerDoc();
 }
 
 /* static */
 nsresult
-nsRange::CreateRange(nsINode* aStartParent, int32_t aStartOffset,
+nsRange::CreateRange(nsINode* aStartContainer, int32_t aStartOffset,
                      nsINode* aEndParent, int32_t aEndOffset,
                      nsRange** aRange)
 {
   MOZ_ASSERT(aRange);
   *aRange = nullptr;
 
-  RefPtr<nsRange> range = new nsRange(aStartParent);
-  nsresult rv = range->SetStartAndEnd(aStartParent, aStartOffset,
+  RefPtr<nsRange> range = new nsRange(aStartContainer);
+  nsresult rv = range->SetStartAndEnd(aStartContainer, aStartOffset,
                                       aEndParent, aEndOffset);
   if (NS_WARN_IF(NS_FAILED(rv))) {
     return rv;
   }
   range.forget(aRange);
   return NS_OK;
 }
 
 /* static */
 nsresult
-nsRange::CreateRange(nsIDOMNode* aStartParent, int32_t aStartOffset,
+nsRange::CreateRange(nsIDOMNode* aStartContainer, int32_t aStartOffset,
                      nsIDOMNode* aEndParent, int32_t aEndOffset,
                      nsRange** aRange)
 {
-  nsCOMPtr<nsINode> startParent = do_QueryInterface(aStartParent);
+  nsCOMPtr<nsINode> startParent = do_QueryInterface(aStartContainer);
   nsCOMPtr<nsINode> endParent = do_QueryInterface(aEndParent);
   return CreateRange(startParent, aStartOffset, endParent, aEndOffset, aRange);
 }
 
 /* static */
 nsresult
-nsRange::CreateRange(nsIDOMNode* aStartParent, int32_t aStartOffset,
+nsRange::CreateRange(nsIDOMNode* aStartContainer, int32_t aStartOffset,
                      nsIDOMNode* aEndParent, int32_t aEndOffset,
                      nsIDOMRange** aRange)
 {
   RefPtr<nsRange> range;
-  nsresult rv = nsRange::CreateRange(aStartParent, aStartOffset, aEndParent,
+  nsresult rv = nsRange::CreateRange(aStartContainer, aStartOffset, aEndParent,
                                      aEndOffset, getter_AddRefs(range));
   range.forget(aRange);
   return rv;
 }
 
 /******************************************************
  * nsISupports
  ******************************************************/
@@ -1014,22 +1014,22 @@ nsRange::Reset()
   DoSetRange(nullptr, 0, nullptr, 0, nullptr);
 }
 
 /******************************************************
  * public functionality
  ******************************************************/
 
 NS_IMETHODIMP
-nsRange::GetStartContainer(nsIDOMNode** aStartParent)
+nsRange::GetStartContainer(nsIDOMNode** aStartContainer)
 {
   if (!mIsPositioned)
     return NS_ERROR_NOT_INITIALIZED;
 
-  return CallQueryInterface(mStartContainer, aStartParent);
+  return CallQueryInterface(mStartContainer, aStartContainer);
 }
 
 nsINode*
 nsRange::GetStartContainer(ErrorResult& aRv) const
 {
   if (!mIsPositioned) {
     aRv.Throw(NS_ERROR_NOT_INITIALIZED);
     return nullptr;
@@ -1382,41 +1382,41 @@ nsRange::SetEnd(nsINode* aContainer, int
   }
 
   DoSetRange(mStartContainer, mStartOffset, aContainer, aOffset, mRoot);
 
   return NS_OK;
 }
 
 nsresult
-nsRange::SetStartAndEnd(nsINode* aStartParent, int32_t aStartOffset,
+nsRange::SetStartAndEnd(nsINode* aStartContainer, int32_t aStartOffset,
                         nsINode* aEndParent, int32_t aEndOffset)
 {
-  if (NS_WARN_IF(!aStartParent) || NS_WARN_IF(!aEndParent)) {
+  if (NS_WARN_IF(!aStartContainer) || NS_WARN_IF(!aEndParent)) {
     return NS_ERROR_INVALID_ARG;
   }
 
-  nsINode* newStartRoot = IsValidBoundary(aStartParent);
+  nsINode* newStartRoot = IsValidBoundary(aStartContainer);
   if (!newStartRoot) {
     return NS_ERROR_DOM_INVALID_NODE_TYPE_ERR;
   }
-  if (!IsValidOffset(aStartParent, aStartOffset)) {
+  if (!IsValidOffset(aStartContainer, aStartOffset)) {
     return NS_ERROR_DOM_INDEX_SIZE_ERR;
   }
 
-  if (aStartParent == aEndParent) {
+  if (aStartContainer == aEndParent) {
     if (!IsValidOffset(aEndParent, aEndOffset)) {
       return NS_ERROR_DOM_INDEX_SIZE_ERR;
     }
     // If the end offset is less than the start offset, this should be
     // collapsed at the end offset.
     if (aStartOffset > aEndOffset) {
       DoSetRange(aEndParent, aEndOffset, aEndParent, aEndOffset, newStartRoot);
     } else {
-      DoSetRange(aStartParent, aStartOffset,
+      DoSetRange(aStartContainer, aStartOffset,
                  aEndParent, aEndOffset, newStartRoot);
     }
     return NS_OK;
   }
 
   nsINode* newEndRoot = IsValidBoundary(aEndParent);
   if (!newEndRoot) {
     return NS_ERROR_DOM_INVALID_NODE_TYPE_ERR;
@@ -1428,24 +1428,25 @@ nsRange::SetStartAndEnd(nsINode* aStartP
   // If they have different root, this should be collapsed at the end point.
   if (newStartRoot != newEndRoot) {
     DoSetRange(aEndParent, aEndOffset, aEndParent, aEndOffset, newEndRoot);
     return NS_OK;
   }
 
   // If the end point is before the start point, this should be collapsed at
   // the end point.
-  if (nsContentUtils::ComparePoints(aStartParent, aStartOffset,
+  if (nsContentUtils::ComparePoints(aStartContainer, aStartOffset,
                                     aEndParent, aEndOffset) == 1) {
     DoSetRange(aEndParent, aEndOffset, aEndParent, aEndOffset, newEndRoot);
     return NS_OK;
   }
 
   // Otherwise, set the range as specified.
-  DoSetRange(aStartParent, aStartOffset, aEndParent, aEndOffset, newStartRoot);
+  DoSetRange(aStartContainer, aStartOffset,
+             aEndParent, aEndOffset, newStartRoot);
   return NS_OK;
 }
 
 void
 nsRange::SetEndBeforeJS(nsINode& aNode, ErrorResult& aErr)
 {
   AutoCalledByJSRestore calledByJSRestorer(*this);
   mCalledByJS = true;
@@ -1938,34 +1939,34 @@ CollapseRangeAfterDelete(nsRange* aRange
   if (rv.Failed()) return rv.StealNSResult();
 
   return aRange->Collapse(false);
 }
 
 /**
  * Split a data node into two parts.
  *
- * @param aStartNode          The original node we are trying to split.
- * @param aStartIndex         The index at which to split.
+ * @param aStartContainer     The original node we are trying to split.
+ * @param aStartOffset        The offset at which to split.
  * @param aEndNode            The second node.
  * @param aCloneAfterOriginal Set false if the original node should be the
  *                            latter one after split.
  */
-static nsresult SplitDataNode(nsIDOMCharacterData* aStartNode,
-                              uint32_t aStartIndex,
+static nsresult SplitDataNode(nsIDOMCharacterData* aStartContainer,
+                              uint32_t aStartOffset,
                               nsIDOMCharacterData** aEndNode,
                               bool aCloneAfterOriginal = true)
 {
   nsresult rv;
-  nsCOMPtr<nsINode> node = do_QueryInterface(aStartNode);
+  nsCOMPtr<nsINode> node = do_QueryInterface(aStartContainer);
   NS_ENSURE_STATE(node && node->IsNodeOfType(nsINode::eDATA_NODE));
   nsGenericDOMDataNode* dataNode = static_cast<nsGenericDOMDataNode*>(node.get());
 
   nsCOMPtr<nsIContent> newData;
-  rv = dataNode->SplitData(aStartIndex, getter_AddRefs(newData),
+  rv = dataNode->SplitData(aStartOffset, getter_AddRefs(newData),
                            aCloneAfterOriginal);
   NS_ENSURE_SUCCESS(rv, rv);
   return CallQueryInterface(newData, aEndNode);
 }
 
 NS_IMETHODIMP
 PrependChild(nsINode* aContainer, nsINode* aChild)
 {
@@ -3090,45 +3091,46 @@ static nsresult GetPartialTextRect(nsLay
   }
   return NS_OK;
 }
 
 /* static */ void
 nsRange::CollectClientRectsAndText(nsLayoutUtils::RectCallback* aCollector,
                                    Sequence<nsString>* aTextList,
                                    nsRange* aRange,
-                                   nsINode* aStartParent, int32_t aStartOffset,
+                                   nsINode* aStartContainer,
+                                   int32_t aStartOffset,
                                    nsINode* aEndParent, int32_t aEndOffset,
                                    bool aClampToEdge, bool aFlushLayout)
 {
   // Hold strong pointers across the flush
-  nsCOMPtr<nsINode> startContainer = aStartParent;
+  nsCOMPtr<nsINode> startContainer = aStartContainer;
   nsCOMPtr<nsINode> endContainer = aEndParent;
 
   // Flush out layout so our frames are up to date.
-  if (!aStartParent->IsInUncomposedDoc()) {
+  if (!aStartContainer->IsInUncomposedDoc()) {
     return;
   }
 
   if (aFlushLayout) {
-    aStartParent->OwnerDoc()->FlushPendingNotifications(FlushType::Layout);
+    aStartContainer->OwnerDoc()->FlushPendingNotifications(FlushType::Layout);
     // Recheck whether we're still in the document
-    if (!aStartParent->IsInUncomposedDoc()) {
+    if (!aStartContainer->IsInUncomposedDoc()) {
       return;
     }
   }
 
   RangeSubtreeIterator iter;
 
   nsresult rv = iter.Init(aRange);
   if (NS_FAILED(rv)) return;
 
   if (iter.IsDone()) {
     // the range is collapsed, only continue if the cursor is in a text node
-    nsCOMPtr<nsIContent> content = do_QueryInterface(aStartParent);
+    nsCOMPtr<nsIContent> content = do_QueryInterface(aStartContainer);
     if (content && content->IsNodeOfType(nsINode::eTEXT)) {
       nsTextFrame* textFrame = GetTextFrameForContent(content, aFlushLayout);
       if (textFrame) {
         int32_t outOffset;
         nsIFrame* outFrame;
         textFrame->GetChildFrameContainingOffset(aStartOffset, false,
           &outOffset, &outFrame);
         if (outFrame) {
@@ -3613,32 +3615,32 @@ IsLastNonemptyRowGroupOfTable(nsIFrame* 
       }
     }
   }
   return true;
 }
 
 void
 nsRange::GetInnerTextNoFlush(DOMString& aValue, ErrorResult& aError,
-                             nsIContent* aStartParent, uint32_t aStartOffset,
+                             nsIContent* aStartContainer, uint32_t aStartOffset,
                              nsIContent* aEndParent, uint32_t aEndOffset)
 {
   InnerTextAccumulator result(aValue);
-  nsIContent* currentNode = aStartParent;
+  nsIContent* currentNode = aStartContainer;
   TreeTraversalState currentState = AFTER_NODE;
-  if (aStartParent->IsNodeOfType(nsINode::eTEXT)) {
-    auto t = static_cast<nsGenericDOMDataNode*>(aStartParent);
-    if (aStartParent == aEndParent) {
+  if (aStartContainer->IsNodeOfType(nsINode::eTEXT)) {
+    auto t = static_cast<nsGenericDOMDataNode*>(aStartContainer);
+    if (aStartContainer == aEndParent) {
       AppendTransformedText(result, t, aStartOffset, aEndOffset);
       return;
     }
     AppendTransformedText(result, t, aStartOffset, t->TextLength());
   } else {
-    if (uint32_t(aStartOffset) < aStartParent->GetChildCount()) {
-      currentNode = aStartParent->GetChildAt(aStartOffset);
+    if (uint32_t(aStartOffset) < aStartContainer->GetChildCount()) {
+      currentNode = aStartContainer->GetChildAt(aStartOffset);
       currentState = AT_NODE;
     }
   }
 
   nsIContent* endNode = aEndParent;
   TreeTraversalState endState = AFTER_NODE;
   if (aEndParent->IsNodeOfType(nsINode::eTEXT)) {
     endState = AT_NODE;
--- a/dom/base/nsRange.h
+++ b/dom/base/nsRange.h
@@ -42,23 +42,23 @@ class nsRange final : public nsIDOMRange
   typedef mozilla::dom::DOMRect DOMRect;
   typedef mozilla::dom::DOMRectList DOMRectList;
 
   virtual ~nsRange();
 
 public:
   explicit nsRange(nsINode* aNode);
 
-  static nsresult CreateRange(nsIDOMNode* aStartParent, int32_t aStartOffset,
+  static nsresult CreateRange(nsIDOMNode* aStartContainer, int32_t aStartOffset,
                               nsIDOMNode* aEndParent, int32_t aEndOffset,
                               nsRange** aRange);
-  static nsresult CreateRange(nsIDOMNode* aStartParent, int32_t aStartOffset,
+  static nsresult CreateRange(nsIDOMNode* aStartContainer, int32_t aStartOffset,
                               nsIDOMNode* aEndParent, int32_t aEndOffset,
                               nsIDOMRange** aRange);
-  static nsresult CreateRange(nsINode* aStartParent, int32_t aStartOffset,
+  static nsresult CreateRange(nsINode* aStartContainer, int32_t aStartOffset,
                               nsINode* aEndParent, int32_t aEndOffset,
                               nsRange** aRange);
 
   NS_DECL_CYCLE_COLLECTING_ISUPPORTS
   NS_DECL_CYCLE_COLLECTION_SCRIPT_HOLDER_CLASS_AMBIGUOUS(nsRange, nsIDOMRange)
 
   nsrefcnt GetRefCount() const
   {
@@ -155,17 +155,17 @@ public:
   /**
    * SetStartAndEnd() works similar to call both SetStart() and SetEnd().
    * Different from calls them separately, this does nothing if either
    * the start point or the end point is invalid point.
    * If the specified start point is after the end point, the range will be
    * collapsed at the end point.  Similarly, if they are in different root,
    * the range will be collapsed at the end point.
    */
-  nsresult SetStartAndEnd(nsINode* aStartParent, int32_t aStartOffset,
+  nsresult SetStartAndEnd(nsINode* aStartContainer, int32_t aStartOffset,
                           nsINode* aEndParent, int32_t aEndOffset);
 
   /**
    * CollapseTo() works similar to call both SetStart() and SetEnd() with
    * same node and offset.  This just calls SetStartAndParent() to set
    * collapsed range at aContainer and aOffset.
    */
   nsresult CollapseTo(nsINode* aContainer, int32_t aOffset)
@@ -265,17 +265,17 @@ public:
   void SetEndAfter(nsINode& aNode, ErrorResult& aErr);
   void SetEndBefore(nsINode& aNode, ErrorResult& aErr);
   void SetStart(nsINode& aNode, uint32_t aOffset, ErrorResult& aErr);
   void SetStartAfter(nsINode& aNode, ErrorResult& aErr);
   void SetStartBefore(nsINode& aNode, ErrorResult& aErr);
 
   static void GetInnerTextNoFlush(mozilla::dom::DOMString& aValue,
                                   mozilla::ErrorResult& aError,
-                                  nsIContent* aStartParent,
+                                  nsIContent* aStartContainer,
                                   uint32_t aStartOffset,
                                   nsIContent* aEndParent,
                                   uint32_t aEndOffset);
 
   nsINode* GetParentObject() const { return mOwner; }
   virtual JSObject* WrapObject(JSContext* cx, JS::Handle<JSObject*> aGivenProto) override final;
 
 private:
@@ -321,17 +321,18 @@ public:
 
   /**
    * This helper function gets rects and correlated text for the given range.
    * @param aTextList optional where nullptr = don't retrieve text
    */
   static void CollectClientRectsAndText(nsLayoutUtils::RectCallback* aCollector,
                                         mozilla::dom::Sequence<nsString>* aTextList,
                                         nsRange* aRange,
-                                        nsINode* aStartParent, int32_t aStartOffset,
+                                        nsINode* aStartContainer,
+                                        int32_t aStartOffset,
                                         nsINode* aEndParent, int32_t aEndOffset,
                                         bool aClampToEdge, bool aFlushLayout);
 
   /**
    * Scan this range for -moz-user-select:none nodes and split it up into
    * multiple ranges to exclude those nodes.  The resulting ranges are put
    * in aOutRanges.  If no -moz-user-select:none node is found in the range
    * then |this| is unmodified and is the only range in aOutRanges.
--- a/editor/libeditor/EditorBase.cpp
+++ b/editor/libeditor/EditorBase.cpp
@@ -3807,36 +3807,36 @@ EditorBase::GetStartNodeAndOffset(Select
   } else {
     *outStartNode = nullptr;
   }
   return NS_OK;
 }
 
 nsresult
 EditorBase::GetStartNodeAndOffset(Selection* aSelection,
-                                  nsINode** aStartNode,
+                                  nsINode** aStartContainer,
                                   int32_t* aStartOffset)
 {
   MOZ_ASSERT(aSelection);
-  MOZ_ASSERT(aStartNode);
+  MOZ_ASSERT(aStartContainer);
   MOZ_ASSERT(aStartOffset);
 
-  *aStartNode = nullptr;
+  *aStartContainer = nullptr;
   *aStartOffset = 0;
 
   if (!aSelection->RangeCount()) {
     return NS_ERROR_FAILURE;
   }
 
   const nsRange* range = aSelection->GetRangeAt(0);
   NS_ENSURE_TRUE(range, NS_ERROR_FAILURE);
 
   NS_ENSURE_TRUE(range->IsPositioned(), NS_ERROR_FAILURE);
 
-  NS_IF_ADDREF(*aStartNode = range->GetStartContainer());
+  NS_IF_ADDREF(*aStartContainer = range->GetStartContainer());
   *aStartOffset = range->StartOffset();
   return NS_OK;
 }
 
 /**
  * GetEndNodeAndOffset() returns whatever the end parent & offset is of
  * the first range in the selection.
  */
@@ -4657,24 +4657,24 @@ EditorBase::CreateTxnForDeleteRange(nsRa
   if (NS_WARN_IF(!deleteNodeTransaction)) {
     return nullptr;
   }
   selectedNode.forget(aRemovingNode);
   return deleteNodeTransaction.forget();
 }
 
 nsresult
-EditorBase::CreateRange(nsIDOMNode* aStartParent,
+EditorBase::CreateRange(nsIDOMNode* aStartContainer,
                         int32_t aStartOffset,
                         nsIDOMNode* aEndParent,
                         int32_t aEndOffset,
                         nsRange** aRange)
 {
-  return nsRange::CreateRange(aStartParent, aStartOffset, aEndParent,
-                              aEndOffset, aRange);
+  return nsRange::CreateRange(aStartContainer, aStartOffset,
+                              aEndParent, aEndOffset, aRange);
 }
 
 nsresult
 EditorBase::AppendNodeToSelectionAsRange(nsIDOMNode* aNode)
 {
   NS_ENSURE_TRUE(aNode, NS_ERROR_NULL_POINTER);
   RefPtr<Selection> selection = GetSelection();
   NS_ENSURE_TRUE(selection, NS_ERROR_FAILURE);
@@ -4811,26 +4811,26 @@ EditorBase::HandleKeyPressEvent(WidgetKe
   return NS_OK;
 }
 
 nsresult
 EditorBase::HandleInlineSpellCheck(EditAction action,
                                    Selection* aSelection,
                                    nsIDOMNode* previousSelectedNode,
                                    int32_t previousSelectedOffset,
-                                   nsIDOMNode* aStartNode,
+                                   nsIDOMNode* aStartContainer,
                                    int32_t aStartOffset,
                                    nsIDOMNode* aEndNode,
                                    int32_t aEndOffset)
 {
   // Have to cast action here because this method is from an IDL
   return mInlineSpellChecker ? mInlineSpellChecker->SpellCheckAfterEditorChange(
                                  (int32_t)action, aSelection,
                                  previousSelectedNode, previousSelectedOffset,
-                                 aStartNode, aStartOffset, aEndNode,
+                                 aStartContainer, aStartOffset, aEndNode,
                                  aEndOffset)
                              : NS_OK;
 }
 
 already_AddRefed<nsIContent>
 EditorBase::FindSelectionRoot(nsINode* aNode)
 {
   nsCOMPtr<nsIContent> rootContent = GetRoot();
--- a/editor/libeditor/EditorBase.h
+++ b/editor/libeditor/EditorBase.h
@@ -801,17 +801,17 @@ public:
   static nsCOMPtr<nsIDOMNode> GetChildAt(nsIDOMNode* aParent, int32_t aOffset);
   static nsIContent* GetNodeAtRangeOffsetPoint(nsINode* aParentOrNode,
                                                int32_t aOffset);
 
   static nsresult GetStartNodeAndOffset(Selection* aSelection,
                                         nsIDOMNode** outStartNode,
                                         int32_t* outStartOffset);
   static nsresult GetStartNodeAndOffset(Selection* aSelection,
-                                        nsINode** aStartNode,
+                                        nsINode** aStartContainer,
                                         int32_t* aStartOffset);
   static nsresult GetEndNodeAndOffset(Selection* aSelection,
                                       nsIDOMNode** outEndNode,
                                       int32_t* outEndOffset);
   static nsresult GetEndNodeAndOffset(Selection* aSelection,
                                       nsINode** aEndNode,
                                       int32_t* aEndOffset);
 #if DEBUG_JOE
@@ -819,17 +819,17 @@ public:
 #endif
   Selection* GetSelection(SelectionType aSelectionType =
                                           SelectionType::eNormal);
 
   /**
    * Helpers to add a node to the selection.
    * Used by table cell selection methods.
    */
-  nsresult CreateRange(nsIDOMNode* aStartParent, int32_t aStartOffset,
+  nsresult CreateRange(nsIDOMNode* aStartContainer, int32_t aStartOffset,
                        nsIDOMNode* aEndParent, int32_t aEndOffset,
                        nsRange** aRange);
 
   /**
    * Creates a range with just the supplied node and appends that to the
    * selection.
    */
   nsresult AppendNodeToSelectionAsRange(nsIDOMNode *aNode);
@@ -860,17 +860,17 @@ public:
   bool GetShouldTxnSetSelection();
 
   virtual nsresult HandleKeyPressEvent(WidgetKeyboardEvent* aKeyboardEvent);
 
   nsresult HandleInlineSpellCheck(EditAction action,
                                   Selection* aSelection,
                                   nsIDOMNode* previousSelectedNode,
                                   int32_t previousSelectedOffset,
-                                  nsIDOMNode* aStartNode,
+                                  nsIDOMNode* aStartContainer,
                                   int32_t aStartOffset,
                                   nsIDOMNode* aEndNode,
                                   int32_t aEndOffset);
 
   virtual already_AddRefed<dom::EventTarget> GetDOMEventTarget() = 0;
 
   /**
    * Fast non-refcounting editor root element accessor
--- a/editor/libeditor/HTMLEditor.h
+++ b/editor/libeditor/HTMLEditor.h
@@ -643,17 +643,17 @@ protected:
                                       int32_t* outStartOffset,
                                       int32_t* outEndOffset,
                                       bool aTrustedInput);
   nsresult ParseFragment(const nsAString& aStr, nsIAtom* aContextLocalName,
                          nsIDocument* aTargetDoc,
                          dom::DocumentFragment** aFragment, bool aTrustedInput);
   void CreateListOfNodesToPaste(dom::DocumentFragment& aFragment,
                                 nsTArray<OwningNonNull<nsINode>>& outNodeList,
-                                nsINode* aStartNode,
+                                nsINode* aStartContainer,
                                 int32_t aStartOffset,
                                 nsINode* aEndNode,
                                 int32_t aEndOffset);
   nsresult CreateTagStack(nsTArray<nsString>& aTagStack,
                           nsIDOMNode* aNode);
   enum class StartOrEnd { start, end };
   void GetListAndTableParents(StartOrEnd aStartOrEnd,
                               nsTArray<OwningNonNull<nsINode>>& aNodeList,
--- a/editor/libeditor/HTMLEditorDataTransfer.cpp
+++ b/editor/libeditor/HTMLEditorDataTransfer.cpp
@@ -2222,32 +2222,32 @@ HTMLEditor::ParseFragment(const nsAStrin
   fragment.forget(aFragment);
   return rv;
 }
 
 void
 HTMLEditor::CreateListOfNodesToPaste(
               DocumentFragment& aFragment,
               nsTArray<OwningNonNull<nsINode>>& outNodeList,
-              nsINode* aStartNode,
+              nsINode* aStartContainer,
               int32_t aStartOffset,
               nsINode* aEndNode,
               int32_t aEndOffset)
 {
   // If no info was provided about the boundary between context and stream,
   // then assume all is stream.
-  if (!aStartNode) {
-    aStartNode = &aFragment;
+  if (!aStartContainer) {
+    aStartContainer = &aFragment;
     aStartOffset = 0;
     aEndNode = &aFragment;
     aEndOffset = aFragment.Length();
   }
 
   RefPtr<nsRange> docFragRange;
-  nsresult rv = nsRange::CreateRange(aStartNode, aStartOffset,
+  nsresult rv = nsRange::CreateRange(aStartContainer, aStartOffset,
                                      aEndNode, aEndOffset,
                                      getter_AddRefs(docFragRange));
   MOZ_ASSERT(NS_SUCCEEDED(rv));
   NS_ENSURE_SUCCESS(rv, );
 
   // Now use a subtree iterator over the range to create a list of nodes
   TrivialFunctor functor;
   DOMSubtreeIterator iter;
--- a/editor/txtsvc/nsFilteredContentIterator.cpp
+++ b/editor/txtsvc/nsFilteredContentIterator.cpp
@@ -205,33 +205,34 @@ ContentToParentOffset(nsIContent *aConte
 }
 
 ///////////////////////////////////////////////////////////////////////////
 // ContentIsInTraversalRange: returns true if content is visited during
 // the traversal of the range in the specified mode.
 //
 static bool
 ContentIsInTraversalRange(nsIContent *aContent,   bool aIsPreMode,
-                          nsIDOMNode *aStartNode, int32_t aStartOffset,
+                          nsIDOMNode *aStartContainer, int32_t aStartOffset,
                           nsIDOMNode *aEndNode,   int32_t aEndOffset)
 {
-  NS_ENSURE_TRUE(aStartNode && aEndNode && aContent, false);
+  NS_ENSURE_TRUE(aStartContainer && aEndNode && aContent, false);
 
   nsCOMPtr<nsIDOMNode> parentNode;
   int32_t indx = 0;
 
   ContentToParentOffset(aContent, getter_AddRefs(parentNode), &indx);
 
   NS_ENSURE_TRUE(parentNode, false);
 
   if (!aIsPreMode)
     ++indx;
 
-  int32_t startRes = nsContentUtils::ComparePoints(aStartNode, aStartOffset,
-                                                   parentNode, indx);
+  int32_t startRes =
+    nsContentUtils::ComparePoints(aStartContainer, aStartOffset,
+                                  parentNode, indx);
   int32_t endRes = nsContentUtils::ComparePoints(aEndNode, aEndOffset,
                                                  parentNode, indx);
   return (startRes <= 0) && (endRes >= 0);
 }
 
 static bool
 ContentIsInTraversalRange(nsRange* aRange, nsIDOMNode* aNextNode, bool aIsPreMode)
 {
--- a/editor/txtsvc/nsTextServicesDocument.cpp
+++ b/editor/txtsvc/nsTextServicesDocument.cpp
@@ -2801,46 +2801,51 @@ nsTextServicesDocument::SelectionIsColla
 bool
 nsTextServicesDocument::SelectionIsValid()
 {
   return(mSelStartIndex >= 0);
 }
 
 nsresult
 nsTextServicesDocument::GetRangeEndPoints(nsRange* aRange,
-                                          nsIDOMNode **aStartParent, int32_t *aStartOffset,
-                                          nsIDOMNode **aEndParent, int32_t *aEndOffset)
+                                          nsIDOMNode** aStartContainer,
+                                          int32_t* aStartOffset,
+                                          nsIDOMNode** aEndParent,
+                                          int32_t* aEndOffset)
 {
-  NS_ENSURE_TRUE(aRange && aStartParent && aStartOffset && aEndParent && aEndOffset, NS_ERROR_NULL_POINTER);
-
-  nsresult rv = aRange->GetStartContainer(aStartParent);
+  NS_ENSURE_TRUE(aRange && aStartContainer && aStartOffset &&
+                 aEndParent && aEndOffset, NS_ERROR_NULL_POINTER);
+
+  nsresult rv = aRange->GetStartContainer(aStartContainer);
 
   NS_ENSURE_SUCCESS(rv, rv);
 
-  NS_ENSURE_TRUE(aStartParent, NS_ERROR_FAILURE);
+  NS_ENSURE_TRUE(aStartContainer, NS_ERROR_FAILURE);
 
   rv = aRange->GetStartOffset(aStartOffset);
 
   NS_ENSURE_SUCCESS(rv, rv);
 
   rv = aRange->GetEndContainer(aEndParent);
 
   NS_ENSURE_SUCCESS(rv, rv);
 
   NS_ENSURE_TRUE(aEndParent, NS_ERROR_FAILURE);
 
   return aRange->GetEndOffset(aEndOffset);
 }
 
 nsresult
-nsTextServicesDocument::CreateRange(nsIDOMNode *aStartParent, int32_t aStartOffset,
-                                    nsIDOMNode *aEndParent, int32_t aEndOffset,
+nsTextServicesDocument::CreateRange(nsIDOMNode* aStartContainer,
+                                    int32_t aStartOffset,
+                                    nsIDOMNode* aEndParent,
+                                    int32_t aEndOffset,
                                     nsRange** aRange)
 {
-  return nsRange::CreateRange(aStartParent, aStartOffset, aEndParent,
+  return nsRange::CreateRange(aStartContainer, aStartOffset, aEndParent,
                               aEndOffset, aRange);
 }
 
 nsresult
 nsTextServicesDocument::FirstTextNode(nsIContentIterator *aIterator,
                                       TSDIteratorStatus *aIteratorStatus)
 {
   if (aIteratorStatus) {
--- a/editor/txtsvc/nsTextServicesDocument.h
+++ b/editor/txtsvc/nsTextServicesDocument.h
@@ -155,20 +155,22 @@ public:
   NS_IMETHOD WillInsertText(nsIDOMCharacterData *aTextNode, int32_t aOffset, const nsAString &aString) override;
   NS_IMETHOD DidInsertText(nsIDOMCharacterData *aTextNode, int32_t aOffset, const nsAString &aString, nsresult aResult) override;
   NS_IMETHOD WillDeleteText(nsIDOMCharacterData *aTextNode, int32_t aOffset, int32_t aLength) override;
   NS_IMETHOD DidDeleteText(nsIDOMCharacterData *aTextNode, int32_t aOffset, int32_t aLength, nsresult aResult) override;
   NS_IMETHOD WillDeleteSelection(nsISelection *aSelection) override;
   NS_IMETHOD DidDeleteSelection(nsISelection *aSelection) override;
 
   /* Helper functions */
-  static nsresult GetRangeEndPoints(nsRange* aRange, nsIDOMNode** aParent1,
-                                    int32_t* aOffset1, nsIDOMNode** aParent2,
+  static nsresult GetRangeEndPoints(nsRange* aRange,
+                                    nsIDOMNode** aStartContainer,
+                                    int32_t* aStartOffset,
+                                    nsIDOMNode** aParent2,
                                     int32_t* aOffset2);
-  static nsresult CreateRange(nsIDOMNode* aStartParent, int32_t aStartOffset,
+  static nsresult CreateRange(nsIDOMNode* aStartContainer, int32_t aStartOffset,
                               nsIDOMNode* aEndParent, int32_t aEndOffset,
                               nsRange** aRange);
 
 private:
   /* nsTextServicesDocument private methods. */
 
   nsresult CreateContentIterator(nsRange* aRange,
                                  nsIContentIterator** aIterator);