Remove unnecessary message_loop_proxy.h includes

cc/trees/blocking_task_runner.cc

 // Copyright 2013 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.
 
 #include "cc/trees/blocking_task_runner.h"
 
 #include <utility>
 
 #include "base/callback.h"
 #include "base/logging.h"
-#include "base/message_loop/message_loop_proxy.h"
 
 namespace cc {
 
 // static
 scoped_ptr<BlockingTaskRunner> BlockingTaskRunner::Create(
     scoped_refptr<base::SingleThreadTaskRunner> task_runner) {
   return make_scoped_ptr(new BlockingTaskRunner(task_runner));
 }
 
 BlockingTaskRunner::BlockingTaskRunner(
@@ skipping 43 matching lines @@
     BlockingTaskRunner* blocking_runner)
     : blocking_runner_(blocking_runner) {
   blocking_runner_->SetCapture(true);
 }
 
 BlockingTaskRunner::CapturePostTasks::~CapturePostTasks() {
   blocking_runner_->SetCapture(false);
 }
 
 }  // namespace cc