Move webkit/plugins/ppapi to content/renderer/pepper.

content/renderer/pepper/message_channel.h

 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
-#ifndef WEBKIT_PLUGINS_PPAPI_MESSAGE_CHANNEL_H_
-#define WEBKIT_PLUGINS_PPAPI_MESSAGE_CHANNEL_H_
+#ifndef CONTENT_RENDERER_PEPPER_MESSAGE_CHANNEL_H_
+#define CONTENT_RENDERER_PEPPER_MESSAGE_CHANNEL_H_
 
 #include <deque>
 
 #include "base/memory/weak_ptr.h"
 #include "ppapi/shared_impl/resource.h"
 #include "third_party/WebKit/public/web/WebSerializedScriptValue.h"
 #include "third_party/npapi/bindings/npruntime.h"
 
 struct PP_Var;
 
@@ skipping 96 matching lines @@
     DRAIN_CANCELLED       // Preempt drain, go back to QUEUE.
   };
   EarlyMessageQueueState early_message_queue_state_;
 
   DISALLOW_COPY_AND_ASSIGN(MessageChannel);
 };
 
 }  // namespace ppapi
 }  // namespace webkit
 
-#endif  // WEBKIT_PLUGINS_PPAPI_MESSAGE_CHANNEL_H_
+#endif  // CONTENT_RENDERER_PEPPER_MESSAGE_CHANNEL_H_