Move Render(View|Widget)Host and associated classes to content namespace.

chrome/browser/extensions/extension_function.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 "chrome/browser/extensions/extension_function.h"
 
 #include "base/json/json_writer.h"
 #include "base/logging.h"
 #include "chrome/browser/extensions/extension_function_dispatcher.h"
 #include "chrome/browser/extensions/extension_service.h"
 #include "chrome/browser/profiles/profile.h"
 #include "chrome/browser/renderer_host/chrome_render_message_filter.h"
 #include "chrome/common/extensions/extension_messages.h"
 #include "content/public/browser/notification_source.h"
 #include "content/public/browser/notification_types.h"
 #include "content/public/browser/render_process_host.h"
 #include "content/public/browser/render_view_host.h"
 #include "content/public/browser/user_metrics.h"
 #include "content/public/common/result_codes.h"
 
 using content::BrowserThread;
+using content::RenderViewHost;
 using content::UserMetricsAction;
 
 // static
 void ExtensionFunctionDeleteTraits::Destruct(const ExtensionFunction* x) {
   x->Destruct();
 }
 
 UIThreadExtensionFunction::RenderViewHostTracker::RenderViewHostTracker(
     UIThreadExtensionFunction* function,
     RenderViewHost* render_view_host)
@@ skipping 204 matching lines @@
 
 SyncIOThreadExtensionFunction::SyncIOThreadExtensionFunction() {
 }
 
 SyncIOThreadExtensionFunction::~SyncIOThreadExtensionFunction() {
 }
 
 void SyncIOThreadExtensionFunction::Run() {
   SendResponse(RunImpl());
 }