Remove the strict dependency on WebContents for Web Notifications.

android_webview/browser/aw_content_browser_client.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 "android_webview/browser/aw_content_browser_client.h"
 
 #include "android_webview/browser/aw_browser_context.h"
 #include "android_webview/browser/aw_browser_main_parts.h"
 #include "android_webview/browser/aw_browser_permission_request_delegate.h"
 #include "android_webview/browser/aw_contents_client_bridge_base.h"
@@ skipping 389 matching lines @@
     AwContentBrowserClient::CheckDesktopNotificationPermission(
         const GURL& source_url,
         content::ResourceContext* context,
         int render_process_id) {
   // Android WebView does not support notifications, so return Denied here.
   return blink::WebNotificationPermissionDenied;
 }
 
 void AwContentBrowserClient::ShowDesktopNotification(
     const content::ShowDesktopNotificationHostMsgParams& params,
-    content::RenderFrameHost* render_frame_host,
+    content::BrowserContext* browser_context,
     scoped_ptr<content::DesktopNotificationDelegate> delegate,
     base::Closure* cancel_callback) {
   NOTREACHED() << "Android WebView does not support desktop notifications.";
 }
 
 void AwContentBrowserClient::RequestGeolocationPermission(
     content::WebContents* web_contents,
     int bridge_id,
     const GURL& requesting_frame,
     bool user_gesture,
@@ skipping 153 matching lines @@
 
 #if defined(VIDEO_HOLE)
 content::ExternalVideoSurfaceContainer*
 AwContentBrowserClient::OverrideCreateExternalVideoSurfaceContainer(
     content::WebContents* web_contents) {
   return native_factory_->CreateExternalVideoSurfaceContainer(web_contents);
 }
 #endif
 
 }  // namespace android_webview