Oilpan: move editing objects to the heap.

Source/core/editing/AppendNodeCommand.cpp

Index: Source/core/editing/AppendNodeCommand.cpp
diff --git a/Source/core/editing/AppendNodeCommand.cpp b/Source/core/editing/AppendNodeCommand.cpp
index 0120ec0aa9550de2f816e8b622a9dafd6038525a..c27886c0dd2608b554dc07553eb1588ceaf8e053 100644
--- a/Source/core/editing/AppendNodeCommand.cpp
+++ b/Source/core/editing/AppendNodeCommand.cpp
@@ -31,7 +31,7 @@
 
 namespace WebCore {
 
-AppendNodeCommand::AppendNodeCommand(PassRefPtr<ContainerNode> parent, PassRefPtr<Node> node)
+AppendNodeCommand::AppendNodeCommand(PassRefPtrWillBeRawPtr<ContainerNode> parent, PassRefPtrWillBeRawPtr<Node> node)
     : SimpleEditCommand(parent->document())
     , m_parent(parent)
     , m_node(node)
@@ -59,4 +59,11 @@ void AppendNodeCommand::doUnapply()
     m_node->remove(IGNORE_EXCEPTION);
 }
 
+void AppendNodeCommand::trace(Visitor* visitor)
+{
+    visitor->trace(m_parent);
+    visitor->trace(m_node);
+    SimpleEditCommand::trace(visitor);
+}
+
 } // namespace WebCore