Oilpan: move editing objects to the heap.

Source/core/editing/IndentOutdentCommand.cpp

 /*
  * Copyright (C) 2006, 2008 Apple Inc. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions
  * are met:
  * 1. Redistributions of source code must retain the above copyright
  *    notice, this list of conditions and the following disclaimer.
  * 2. Redistributions in binary form must reproduce the above copyright
  *    notice, this list of conditions and the following disclaimer in the
@@ skipping 35 matching lines @@
 
 IndentOutdentCommand::IndentOutdentCommand(Document& document, EIndentType typeOfAction)
     : ApplyBlockElementCommand(document, blockquoteTag, "margin: 0 0 0 40px; border: none; padding: 0px;")
     , m_typeOfAction(typeOfAction)
 {
 }
 
 bool IndentOutdentCommand::tryIndentingAsListItem(const Position& start, const Position& end)
 {
     // If our selection is not inside a list, bail out.
-    RefPtr<Node> lastNodeInSelectedParagraph = start.deprecatedNode();
-    RefPtr<Element> listNode = enclosingList(lastNodeInSelectedParagraph.get());
+    RefPtrWillBeRawPtr<Node> lastNodeInSelectedParagraph = start.deprecatedNode();
+    RefPtrWillBeRawPtr<Element> listNode = enclosingList(lastNodeInSelectedParagraph.get());
     if (!listNode)
         return false;
 
     // Find the block that we want to indent.  If it's not a list item (e.g., a div inside a list item), we bail out.
-    RefPtr<Element> selectedListItem = enclosingBlock(lastNodeInSelectedParagraph.get());
+    RefPtrWillBeRawPtr<Element> selectedListItem = enclosingBlock(lastNodeInSelectedParagraph.get());
 
     // FIXME: we need to deal with the case where there is no li (malformed HTML)
     if (!selectedListItem || !isHTMLLIElement(*selectedListItem))
         return false;
 
     // FIXME: previousElementSibling does not ignore non-rendered content like <span></span>.  Should we?
-    RefPtr<Element> previousList = ElementTraversal::previousSibling(*selectedListItem);
-    RefPtr<Element> nextList = ElementTraversal::nextSibling(*selectedListItem);
+    RefPtrWillBeRawPtr<Element> previousList = ElementTraversal::previousSibling(*selectedListItem);
+    RefPtrWillBeRawPtr<Element> nextList = ElementTraversal::nextSibling(*selectedListItem);
 
     // We should calculate visible range in list item because inserting new
     // list element will change visibility of list item, e.g. :first-child
     // CSS selector.
     RefPtrWillBeRawPtr<Element> newList = document().createElement(listNode->tagQName(), false);
     insertNodeBefore(newList, selectedListItem.get());
 
     // We should clone all the children of the list item for indenting purposes. However, in case the current
     // selection does not encompass all its children, we need to explicitally handle the same. The original
     // list item too would require proper deletion in that case.
     if (end.anchorNode() == selectedListItem.get() || end.anchorNode()->isDescendantOf(selectedListItem->lastChild())) {
         moveParagraphWithClones(VisiblePosition(start), VisiblePosition(end), newList.get(), selectedListItem.get());
     } else {
         moveParagraphWithClones(VisiblePosition(start), VisiblePosition(positionAfterNode(selectedListItem->lastChild())), newList.get(), selectedListItem.get());
         removeNode(selectedListItem.get());
     }
 
     if (canMergeLists(previousList.get(), newList.get()))
         mergeIdenticalElements(previousList.get(), newList.get());
     if (canMergeLists(newList.get(), nextList.get()))
         mergeIdenticalElements(newList.get(), nextList.get());
 
     return true;
 }
 
-void IndentOutdentCommand::indentIntoBlockquote(const Position& start, const Position& end, RefPtr<Element>& targetBlockquote)
+void IndentOutdentCommand::indentIntoBlockquote(const Position& start, const Position& end, RefPtrWillBeRawPtr<Element>& targetBlockquote)
 {
     Node* enclosingCell = enclosingNodeOfType(start, &isTableCell);
     Node* nodeToSplitTo;
     if (enclosingCell)
         nodeToSplitTo = enclosingCell;
     else if (enclosingList(start.containerNode()))
         nodeToSplitTo = enclosingBlock(start.containerNode());
     else
         nodeToSplitTo = editableRootForPosition(start);
 
     if (!nodeToSplitTo)
         return;
 
-    RefPtr<Node> outerBlock = (start.containerNode() == nodeToSplitTo) ? start.containerNode() : splitTreeToNode(start.containerNode(), nodeToSplitTo);
+    RefPtrWillBeRawPtr<Node> outerBlock = (start.containerNode() == nodeToSplitTo) ? start.containerNode() : splitTreeToNode(start.containerNode(), nodeToSplitTo).get();
 
     VisiblePosition startOfContents(start);
     if (!targetBlockquote) {
         // Create a new blockquote and insert it as a child of the root editable element. We accomplish
         // this by splitting all parents of the current paragraph up to that point.
         targetBlockquote = createBlockElement();
         if (outerBlock == start.containerNode())
             insertNodeAt(targetBlockquote, start);
         else
             insertNodeBefore(targetBlockquote, outerBlock);
@@ skipping 49 matching lines @@
         visibleStartOfParagraph = VisiblePosition(visibleStartOfParagraph.deepEquivalent());
         visibleEndOfParagraph = VisiblePosition(visibleEndOfParagraph.deepEquivalent());
         if (visibleStartOfParagraph.isNotNull() && !isStartOfParagraph(visibleStartOfParagraph))
             insertNodeAt(createBreakElement(document()), visibleStartOfParagraph.deepEquivalent());
         if (visibleEndOfParagraph.isNotNull() && !isEndOfParagraph(visibleEndOfParagraph))
             insertNodeAt(createBreakElement(document()), visibleEndOfParagraph.deepEquivalent());
 
         return;
     }
     Node* enclosingBlockFlow = enclosingBlock(visibleStartOfParagraph.deepEquivalent().deprecatedNode());
-    RefPtr<Node> splitBlockquoteNode = enclosingNode;
+    RefPtrWillBeRawPtr<Node> splitBlockquoteNode = enclosingNode;
     if (enclosingBlockFlow != enclosingNode)
         splitBlockquoteNode = splitTreeToNode(enclosingBlockFlow, enclosingNode, true);
     else {
         // We split the blockquote at where we start outdenting.
         Node* highestInlineNode = highestEnclosingNodeOfType(visibleStartOfParagraph.deepEquivalent(), isInline, CannotCrossEditingBoundary, enclosingBlockFlow);
         splitElement(toElement(enclosingNode), (highestInlineNode) ? highestInlineNode : visibleStartOfParagraph.deepEquivalent().deprecatedNode());
     }
-    RefPtr<Node> placeholder = createBreakElement(document());
+    RefPtrWillBeRawPtr<Node> placeholder = createBreakElement(document());
     insertNodeBefore(placeholder, splitBlockquoteNode);
     moveParagraph(startOfParagraph(visibleStartOfParagraph), endOfParagraph(visibleEndOfParagraph), VisiblePosition(positionBeforeNode(placeholder.get())), true);
 }
 
 // FIXME: We should merge this function with ApplyBlockElementCommand::formatSelection
 void IndentOutdentCommand::outdentRegion(const VisiblePosition& startOfSelection, const VisiblePosition& endOfSelection)
 {
     VisiblePosition endOfCurrentParagraph = endOfParagraph(startOfSelection);
     VisiblePosition endOfLastParagraph = endOfParagraph(endOfSelection);
 
@@ skipping 29 matching lines @@
 }
 
 void IndentOutdentCommand::formatSelection(const VisiblePosition& startOfSelection, const VisiblePosition& endOfSelection)
 {
     if (m_typeOfAction == Indent)
         ApplyBlockElementCommand::formatSelection(startOfSelection, endOfSelection);
     else
         outdentRegion(startOfSelection, endOfSelection);
 }
 
-void IndentOutdentCommand::formatRange(const Position& start, const Position& end, const Position&, RefPtr<Element>& blockquoteForNextIndent)
+void IndentOutdentCommand::formatRange(const Position& start, const Position& end, const Position&, RefPtrWillBeRawPtr<Element>& blockquoteForNextIndent)
 {
     if (tryIndentingAsListItem(start, end))
         blockquoteForNextIndent = nullptr;
     else
         indentIntoBlockquote(start, end, blockquoteForNextIndent);
 }
 
 }