[Oilpan] Prepare full definition of classes before using Member

third_party/WebKit/Source/core/editing/Editor.cpp

 /*
  * Copyright (C) 2006, 2007, 2008, 2011 Apple Inc. All rights reserved.
  * Copyright (C) 2008 Nokia Corporation and/or its subsidiary(-ies)
  *
  * 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
@@ skipping 128 matching lines @@
     return client;
 }
 
 EditorClient& Editor::client() const
 {
     if (Page* page = frame().page())
         return page->editorClient();
     return emptyEditorClient();
 }
 
+CompositeEditCommand* Editor::lastEditCommand() const
+{
+    return m_lastEditCommand.get();
+}
+
 UndoStack* Editor::undoStack() const
 {
     if (Page* page = frame().page())
         return &page->undoStack();
     return 0;
 }
 
 bool Editor::handleTextEvent(TextEvent* event)
 {
     // Default event handling for Drag and Drop will be handled by DragController
@@ skipping 1142 matching lines @@
 }
 
 DEFINE_TRACE(Editor)
 {
     visitor->trace(m_frame);
     visitor->trace(m_lastEditCommand);
     visitor->trace(m_mark);
 }
 
 } // namespace blink