Oilpan: move editing objects to the heap.

Source/core/editing/RemoveCSSPropertyCommand.cpp

 /*
  * Copyright (C) 2005, 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 16 matching lines @@
 #include "core/editing/RemoveCSSPropertyCommand.h"
 
 #include "bindings/v8/ExceptionStatePlaceholder.h"
 #include "core/css/CSSStyleDeclaration.h"
 #include "core/css/StylePropertySet.h"
 #include "core/dom/Element.h"
 #include "wtf/Assertions.h"
 
 namespace WebCore {
 
-RemoveCSSPropertyCommand::RemoveCSSPropertyCommand(Document& document, PassRefPtr<Element> element, CSSPropertyID property)
+RemoveCSSPropertyCommand::RemoveCSSPropertyCommand(Document& document, PassRefPtrWillBeRawPtr<Element> element, CSSPropertyID property)
     : SimpleEditCommand(document)
     , m_element(element)
     , m_property(property)
     , m_important(false)
 {
     ASSERT(m_element);
 }
 
 RemoveCSSPropertyCommand::~RemoveCSSPropertyCommand()
 {
@@ skipping 11 matching lines @@
     // Mutate using the CSSOM wrapper so we get the same event behavior as a script.
     // Setting to null string removes the property. We don't have internal version of removeProperty.
     m_element->style()->setPropertyInternal(m_property, String(), false, IGNORE_EXCEPTION);
 }
 
 void RemoveCSSPropertyCommand::doUnapply()
 {
     m_element->style()->setPropertyInternal(m_property, m_oldValue, m_important, IGNORE_EXCEPTION);
 }
 
+void RemoveCSSPropertyCommand::trace(Visitor* visitor)
+{
+    visitor->trace(m_element);
+    SimpleEditCommand::trace(visitor);
+}
+
 } // namespace WebCore