Revert of [Oilpan] Prepare full definition of classes before using Member

third_party/WebKit/Source/web/WebLocalFrameImpl.cpp

 /*
  * Copyright (C) 2009 Google 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:
  *
  *     * Redistributions of source code must retain the above copyright
  * notice, this list of conditions and the following disclaimer.
  *     * Redistributions in binary form must reproduce the above
@@ skipping 1818 matching lines @@
     return fromFrame(toLocalFrame(toHTMLFrameElementBase(element)->contentFrame()));
 }
 
 WebViewImpl* WebLocalFrameImpl::viewImpl() const
 {
     if (!frame())
         return 0;
     return WebViewImpl::fromPage(frame()->page());
 }
 
-WebDevToolsAgentImpl* WebLocalFrameImpl::devToolsAgentImpl() const
-{
-    return m_devToolsAgent.get();
-}
-
 WebDataSourceImpl* WebLocalFrameImpl::dataSourceImpl() const
 {
     return static_cast<WebDataSourceImpl*>(dataSource());
 }
 
 WebDataSourceImpl* WebLocalFrameImpl::provisionalDataSourceImpl() const
 {
     return static_cast<WebDataSourceImpl*>(provisionalDataSource());
 }
 
@@ skipping 363 matching lines @@
 }
 
 WebSandboxFlags WebLocalFrameImpl::effectiveSandboxFlags() const
 {
     if (!frame())
         return WebSandboxFlags::None;
     return static_cast<WebSandboxFlags>(frame()->loader().effectiveSandboxFlags());
 }
 
 } // namespace blink