Oilpan: move editing objects to the heap.

Source/core/dom/Position.cpp

 /*
  * Copyright (C) 2004, 2005, 2006, 2009 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 61 matching lines @@
         if (!renderer)
             continue;
         if (!node->rendererIsEditable())
             continue;
         if ((renderer->isBox() && toRenderBox(renderer)->inlineBoxWrapper()) || (renderer->isText() && toRenderText(renderer)->firstTextBox()))
             return node;
     }
     return 0;
 }
 
-Position::Position(PassRefPtr<Node> anchorNode, LegacyEditingOffset offset)
+Position::Position(PassRefPtrWillBeRawPtr<Node> anchorNode, LegacyEditingOffset offset)
     : m_anchorNode(anchorNode)
     , m_offset(offset.value())
     , m_anchorType(anchorTypeForLegacyEditingPosition(m_anchorNode.get(), m_offset))
     , m_isLegacyEditingPosition(true)
 {
     ASSERT(!m_anchorNode || !m_anchorNode->isPseudoElement());
 }
 
-Position::Position(PassRefPtr<Node> anchorNode, AnchorType anchorType)
+Position::Position(PassRefPtrWillBeRawPtr<Node> anchorNode, AnchorType anchorType)
     : m_anchorNode(anchorNode)
     , m_offset(0)
     , m_anchorType(anchorType)
     , m_isLegacyEditingPosition(false)
 {
     ASSERT(!m_anchorNode || !m_anchorNode->isPseudoElement());
 
     ASSERT(anchorType != PositionIsOffsetInAnchor);
     ASSERT(!((anchorType == PositionIsBeforeChildren || anchorType == PositionIsAfterChildren)
         && (m_anchorNode->isTextNode() || editingIgnoresContent(m_anchorNode.get()))));
 }
 
-Position::Position(PassRefPtr<Node> anchorNode, int offset, AnchorType anchorType)
+Position::Position(PassRefPtrWillBeRawPtr<Node> anchorNode, int offset, AnchorType anchorType)
     : m_anchorNode(anchorNode)
     , m_offset(offset)
     , m_anchorType(anchorType)
     , m_isLegacyEditingPosition(false)
 {
     ASSERT(!m_anchorNode || !m_anchorNode->isPseudoElement());
 
     ASSERT(anchorType == PositionIsOffsetInAnchor);
 }
 
 Position::Position(PassRefPtrWillBeRawPtr<Text> textNode, unsigned offset)
     : m_anchorNode(textNode)
     , m_offset(static_cast<int>(offset))
     , m_anchorType(PositionIsOffsetInAnchor)
     , m_isLegacyEditingPosition(false)
 {
     ASSERT(m_anchorNode);
 }
 
-void Position::moveToPosition(PassRefPtr<Node> node, int offset)
+void Position::moveToPosition(PassRefPtrWillBeRawPtr<Node> node, int offset)
 {
     ASSERT(!editingIgnoresContent(node.get()));
     ASSERT(anchorType() == PositionIsOffsetInAnchor || m_isLegacyEditingPosition);
     m_anchorNode = node;
     m_offset = offset;
     if (m_isLegacyEditingPosition)
         m_anchorType = anchorTypeForLegacyEditingPosition(m_anchorNode.get(), m_offset);
 }
 void Position::moveToOffset(int offset)
 {
@@ skipping 1144 matching lines @@
     for (const RenderObject* r = m_anchorNode->renderer(); r; r = r->parent()) {
         if (r->isRenderBlockFlow()) {
             primaryDirection = r->style()->direction();
             break;
         }
     }
 
     return primaryDirection;
 }
 
+void Position::trace(Visitor* visitor)
+{
+    visitor->trace(m_anchorNode);
+}
 
 void Position::debugPosition(const char* msg) const
 {
     if (isNull())
         fprintf(stderr, "Position [%s]: null\n", msg);
     else
         fprintf(stderr, "Position [%s]: %s [%p] at %d\n", msg, deprecatedNode()->nodeName().utf8().data(), deprecatedNode(), m_offset);
 }
 
 #ifndef NDEBUG
@@ skipping 61 matching lines @@
     pos.showTreeForThis();
 }
 
 void showTree(const WebCore::Position* pos)
 {
     if (pos)
         pos->showTreeForThis();
 }
 
 #endif