DO NOT REVIEW Plumb push messaging registration through to gcm.

content/public/browser/content_browser_client.h

 // 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.
 
 #ifndef CONTENT_PUBLIC_BROWSER_CONTENT_BROWSER_CLIENT_H_
 #define CONTENT_PUBLIC_BROWSER_CONTENT_BROWSER_CLIENT_H_
 
 #include <map>
 #include <string>
 #include <utility>
@@ skipping 66 matching lines @@
 
 class AccessTokenStore;
 class BrowserChildProcessHost;
 class BrowserContext;
 class BrowserMainParts;
 class BrowserPluginGuestDelegate;
 class BrowserPpapiHost;
 class BrowserURLHandler;
 class LocationProvider;
 class MediaObserver;
+class PushMessagingService;
 class QuotaPermissionContext;
 class RenderProcessHost;
 class RenderViewHost;
 class RenderViewHostDelegateView;
 class ResourceContext;
 class SiteInstance;
 class SpeechRecognitionManagerDelegate;
 class VibrationProvider;
 class WebContents;
 class WebContentsViewDelegate;
@@ skipping 391 matching lines @@
 
   // Notifies the embedder that the ResourceDispatcherHost has been created.
   // This is when it can optionally add a delegate.
   virtual void ResourceDispatcherHostCreated() {}
 
   // Allows the embedder to return a delegate for the SpeechRecognitionManager.
   // The delegate will be owned by the manager. It's valid to return NULL.
   virtual SpeechRecognitionManagerDelegate*
       GetSpeechRecognitionManagerDelegate();
 
+  // Allows the embedder to provide an implementation of PushMessagingService.
+  // Ownership is transferred to the caller. It's valid to return NULL.
+  virtual PushMessagingService* CreatePushMessagingService(
+      BrowserContext* browser_context);
+
   // Getters for common objects.
   virtual net::NetLog* GetNetLog();
 
   // Creates a new AccessTokenStore for gelocation.
   virtual AccessTokenStore* CreateAccessTokenStore();
 
   // Returns true if fast shutdown is possible.
   virtual bool IsFastShutdownPossible();
 
   // Called by WebContents to override the WebKit preferences that are used by
@@ skipping 109 matching lines @@
       content::BrowserContext* browser_context,
       const GURL& url);
 
   // Returns true if dev channel APIs are available for plugins.
   virtual bool IsPluginAllowedToUseDevChannelAPIs();
 };
 
 }  // namespace content
 
 #endif  // CONTENT_PUBLIC_BROWSER_CONTENT_BROWSER_CLIENT_H_