Oilpan: move editing objects to the heap.

Source/core/editing/BreakBlockquoteCommand.cpp

 /*
  * Copyright (C) 2005 Apple Computer, 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 53 matching lines @@
 
     // pos is a position equivalent to the caret.  We use downstream() so that pos will
     // be in the first node that we need to move (there are a few exceptions to this, see below).
     Position pos = endingSelection().start().downstream();
 
     // Find the top-most blockquote from the start.
     Node* topBlockquote = highestEnclosingNodeOfType(pos, isMailBlockquote);
     if (!topBlockquote || !topBlockquote->parentNode() || !topBlockquote->isElementNode())
         return;
 
-    RefPtr<Element> breakNode = createBreakElement(document());
+    RefPtrWillBeRawPtr<Element> breakNode = createBreakElement(document());
 
     bool isLastVisPosInNode = isLastVisiblePositionInNode(visiblePos, topBlockquote);
 
     // If the position is at the beginning of the top quoted content, we don't need to break the quote.
     // Instead, insert the break before the blockquote, unless the position is as the end of the the quoted content.
     if (isFirstVisiblePositionInNode(visiblePos, topBlockquote) && !isLastVisPosInNode) {
         insertNodeBefore(breakNode.get(), topBlockquote);
         setEndingSelection(VisibleSelection(positionBeforeNode(breakNode.get()), DOWNSTREAM, endingSelection().isDirectional()));
         rebalanceWhitespace();
         return;
@@ skipping 36 matching lines @@
         ASSERT(startNode);
     }
 
     // If there's nothing inside topBlockquote to move, we're finished.
     if (!startNode->isDescendantOf(topBlockquote)) {
         setEndingSelection(VisibleSelection(VisiblePosition(firstPositionInOrBeforeNode(startNode)), endingSelection().isDirectional()));
         return;
     }
 
     // Build up list of ancestors in between the start node and the top blockquote.
-    Vector<RefPtr<Element> > ancestors;
+    WillBeHeapVector<RefPtrWillBeMember<Element> > ancestors;
     for (Element* node = startNode->parentElement(); node && node != topBlockquote; node = node->parentElement())
         ancestors.append(node);
 
     // Insert a clone of the top blockquote after the break.
-    RefPtr<Element> clonedBlockquote = toElement(topBlockquote)->cloneElementWithoutChildren();
+    RefPtrWillBeRawPtr<Element> clonedBlockquote = toElement(topBlockquote)->cloneElementWithoutChildren();
     insertNodeAfter(clonedBlockquote.get(), breakNode.get());
 
     // Clone startNode's ancestors into the cloned blockquote.
     // On exiting this loop, clonedAncestor is the lowest ancestor
     // that was cloned (i.e. the clone of either ancestors.last()
     // or clonedBlockquote if ancestors is empty).
-    RefPtr<Element> clonedAncestor = clonedBlockquote;
+    RefPtrWillBeRawPtr<Element> clonedAncestor = clonedBlockquote;
     for (size_t i = ancestors.size(); i != 0; --i) {
-        RefPtr<Element> clonedChild = ancestors[i - 1]->cloneElementWithoutChildren();
+        RefPtrWillBeRawPtr<Element> clonedChild = ancestors[i - 1]->cloneElementWithoutChildren();
         // Preserve list item numbering in cloned lists.
         if (isHTMLOListElement(*clonedChild)) {
             Node* listChildNode = i > 1 ? ancestors[i - 2].get() : startNode;
             // The first child of the cloned list might not be a list item element,
             // find the first one so that we know where to start numbering.
             while (listChildNode && !isHTMLLIElement(*listChildNode))
                 listChildNode = listChildNode->nextSibling();
             if (listChildNode && listChildNode->renderer() && listChildNode->renderer()->isListItem())
                 setNodeAttribute(clonedChild, startAttr, AtomicString::number(toRenderListItem(listChildNode->renderer())->value()));
         }
 
         appendNode(clonedChild.get(), clonedAncestor.get());
         clonedAncestor = clonedChild;
     }
 
     moveRemainingSiblingsToNewParent(startNode, 0, clonedAncestor);
 
     if (!ancestors.isEmpty()) {
         // Split the tree up the ancestor chain until the topBlockquote
         // Throughout this loop, clonedParent is the clone of ancestor's parent.
         // This is so we can clone ancestor's siblings and place the clones
         // into the clone corresponding to the ancestor's parent.
-        RefPtr<Element> ancestor;
-        RefPtr<Element> clonedParent;
+        RefPtrWillBeRawPtr<Element> ancestor = nullptr;
+        RefPtrWillBeRawPtr<Element> clonedParent = nullptr;
         for (ancestor = ancestors.first(), clonedParent = clonedAncestor->parentElement();
              ancestor && ancestor != topBlockquote;
              ancestor = ancestor->parentElement(), clonedParent = clonedParent->parentElement())
             moveRemainingSiblingsToNewParent(ancestor->nextSibling(), 0, clonedParent);
 
         // If the startNode's original parent is now empty, remove it
         Node* originalParent = ancestors.first().get();
         if (!originalParent->hasChildren())
             removeNode(originalParent);
     }
 
     // Make sure the cloned block quote renders.
     addBlockPlaceholderIfNeeded(clonedBlockquote.get());
 
     // Put the selection right before the break.
     setEndingSelection(VisibleSelection(positionBeforeNode(breakNode.get()), DOWNSTREAM, endingSelection().isDirectional()));
     rebalanceWhitespace();
 }
 
 } // namespace WebCore