Use a direct include of the message_loop header in cc/, chrome_frame/, cloud_print/, components.

cc/output/output_surface.cc

 // Copyright (c) 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/output/output_surface.h"
 
 #include <set>
 #include <string>
 #include <vector>
 
 #include "base/bind.h"
 #include "base/debug/trace_event.h"
 #include "base/logging.h"
-#include "base/message_loop.h"
+#include "base/message_loop/message_loop.h"
 #include "base/strings/string_split.h"
 #include "base/strings/string_util.h"
 #include "cc/output/compositor_frame.h"
 #include "cc/output/managed_memory_policy.h"
 #include "cc/output/output_surface_client.h"
 #include "cc/scheduler/delay_based_time_source.h"
 #include "third_party/WebKit/public/platform/WebGraphicsContext3D.h"
 #include "third_party/WebKit/public/platform/WebGraphicsMemoryAllocation.h"
 #include "third_party/khronos/GLES2/gl2.h"
 #include "third_party/khronos/GLES2/gl2ext.h"
@@ skipping 414 matching lines @@
 
 void OutputSurface::SetMemoryPolicy(const ManagedMemoryPolicy& policy,
                                     bool discard_backbuffer_when_not_visible) {
   TRACE_EVENT2("cc", "OutputSurface::SetMemoryPolicy",
                "bytes_limit_when_visible", policy.bytes_limit_when_visible,
                "discard_backbuffer", discard_backbuffer_when_not_visible);
   client_->SetMemoryPolicy(policy, discard_backbuffer_when_not_visible);
 }
 
 }  // namespace cc