ppapi: Use base::MessageLoop.

ppapi/proxy/ppb_message_loop_proxy.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 PPAPI_PROXY_PPB_MESSAGE_LOOP_PROXY_H_
 #define PPAPI_PROXY_PPB_MESSAGE_LOOP_PROXY_H_
 
 #include "base/basictypes.h"
 #include "base/bind.h"
 #include "base/memory/ref_counted.h"
@@ skipping 52 matching lines @@
                            const base::Closure& closure,
                            int64 delay_ms) OVERRIDE;
 
   // TLS destructor function.
   static void ReleaseMessageLoop(void* value);
 
   // Created when we attach to the current thread, since MessageLoop assumes
   // that it's created on the thread it will run on. NULL for the main thread
   // loop, since that's owned by somebody else. This is needed for Run and Quit.
   // Any time we post tasks, we should post them using loop_proxy_.
-  scoped_ptr<MessageLoop> loop_;
+  scoped_ptr<base::MessageLoop> loop_;
   scoped_refptr<base::MessageLoopProxy> loop_proxy_;
 
   // Number of invocations of Run currently on the stack.
   int nested_invocations_;
 
   // Set to true when the message loop is destroyed to prevent forther
   // posting of work.
   bool destroyed_;
 
   // Set to true if all message loop invocations should exit and that the
@@ skipping 18 matching lines @@
   static const PPB_MessageLoop_1_0* GetInterface();
 
  private:
   DISALLOW_COPY_AND_ASSIGN(PPB_MessageLoop_Proxy);
 };
 
 }  // namespace proxy
 }  // namespace ppapi
 
 #endif  // PPAPI_PROXY_PPB_MESSAGE_LOOP_PROXY_H_