Move BrowserThread to content namespace.

content/browser/renderer_host/render_widget_helper.cc

 // Copyright (c) 2011 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/renderer_host/render_widget_helper.h"
 
 #include "base/eintr_wrapper.h"
 #include "base/threading/thread.h"
 #include "content/browser/renderer_host/render_process_host.h"
 #include "content/browser/renderer_host/render_view_host.h"
 #include "content/browser/renderer_host/resource_dispatcher_host.h"
 #include "content/common/view_messages.h"
 #include "content/public/browser/browser_thread.h"
 
+using content::BrowserThread;
+
 // A Task used with InvokeLater that we hold a pointer to in pending_paints_.
 // Instances are deleted by MessageLoop after it calls their Run method.
 class RenderWidgetHelper::UpdateMsgProxy : public Task {
  public:
   UpdateMsgProxy(RenderWidgetHelper* h, const IPC::Message& m)
       : helper(h),
         message(m),
         cancelled(false) {
   }
 
@@ skipping 322 matching lines @@
 gfx::PluginWindowHandle RenderWidgetHelper::LookupCompositingSurface(
     int render_widget_id) {
   base::AutoLock locked(view_compositing_surface_map_lock_);
   ViewCompositingSurfaceMap::iterator it =
       view_compositing_surface_map_.find(render_widget_id);
   if (it == view_compositing_surface_map_.end())
     return gfx::kNullPluginWindow;
 
   return it->second;
 }