Move a bunch of content\common code into the content namespace.

content/browser/gpu/gpu_process_host_ui_shim.cc

 // 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.
 
 #include "content/browser/gpu/gpu_process_host_ui_shim.h"
 
 #include <algorithm>
 
 #include "base/bind.h"
 #include "base/command_line.h"
@@ skipping 14 matching lines @@
 
 #if defined(TOOLKIT_GTK)
 // These two #includes need to come after gpu_messages.h.
 #include "ui/base/x/x11_util.h"
 #include "ui/gfx/size.h"
 #include <gdk/gdk.h>   // NOLINT
 #include <gdk/gdkx.h>  // NOLINT
 #endif
 
 using content::BrowserThread;
+using content::GpuSurfaceTracker;
 using content::RenderWidgetHostImpl;
 using content::RenderWidgetHostViewPort;
 
 namespace {
 
 // One of the linux specific headers defines this as a macro.
 #ifdef DestroyAll
 #undef DestroyAll
 #endif
 
@@ skipping 318 matching lines @@
     return;
   view->AcceleratedSurfaceRelease(params.identifier);
 }
 
 void GpuProcessHostUIShim::OnVideoMemoryUsageStatsReceived(
     const content::GPUVideoMemoryUsageStats& video_memory_usage_stats) {
   GpuDataManagerImpl::GetInstance()->UpdateVideoMemoryUsageStats(
       video_memory_usage_stats);
 }