Chromium plumbing for Device Orientation.

chrome/browser/renderer_host/resource_message_filter.h

 // Copyright (c) 2010 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.
 
 #ifndef CHROME_BROWSER_RENDERER_HOST_RESOURCE_MESSAGE_FILTER_H_
 #define CHROME_BROWSER_RENDERER_HOST_RESOURCE_MESSAGE_FILTER_H_
 #pragma once
 
 #if defined(OS_WIN)
 #include <windows.h>
@@ skipping 35 matching lines @@
 class RenderWidgetHelper;
 class URLRequestContextGetter;
 struct ViewHostMsg_CreateWindow_Params;
 struct ViewHostMsg_CreateWorker_Params;
 struct WebPluginInfo;
 
 namespace base {
 class SharedMemory;
 }
 
+namespace device_orientation {
+class DispatcherHost;
+}
+
 namespace file_util {
 struct FileInfo;
 }
 
 namespace printing {
 class PrinterQuery;
 class PrintJobManager;
 }
 
 namespace speech_input {
@@ skipping 379 matching lines @@
   // A callback to create a routing id for the associated renderer process.
   scoped_ptr<CallbackWithReturnValue<int>::Type> next_route_id_callback_;
 
   // Used to handle speech input related messages.
   scoped_refptr<speech_input::SpeechInputDispatcherHost>
       speech_input_dispatcher_host_;
 
   // Used to handle geolocation-related messages.
   scoped_refptr<GeolocationDispatcherHost> geolocation_dispatcher_host_;
 
+  // Used to handle device orientation related messages.
+  scoped_refptr<device_orientation::DispatcherHost>
+      device_orientation_dispatcher_host_;
+
   DISALLOW_COPY_AND_ASSIGN(ResourceMessageFilter);
 };
 
 // These classes implement completion callbacks for getting and setting
 // cookies.
 class SetCookieCompletion : public net::CompletionCallback {
  public:
   SetCookieCompletion(int render_process_id,
                       int render_view_id,
                       const GURL& url,
@@ skipping 50 matching lines @@
   IPC::Message* reply_msg_;
   scoped_refptr<ResourceMessageFilter> filter_;
   scoped_refptr<URLRequestContext> context_;
   int render_process_id_;
   int render_view_id_;
   bool raw_cookies_;
   scoped_refptr<net::CookieStore> cookie_store_;
 };
 
 #endif  // CHROME_BROWSER_RENDERER_HOST_RESOURCE_MESSAGE_FILTER_H_