Push API: Fix unsubscribing from GCM on Android

content/public/browser/push_messaging_service.h

 // Copyright 2014 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_PUSH_MESSAGING_SERVICE_H_
 #define CONTENT_PUBLIC_BROWSER_PUSH_MESSAGING_SERVICE_H_
 
 #include <string>
 
 #include "base/callback.h"
@@ skipping 59 matching lines @@
   // request should fail.
   virtual void RegisterFromWorker(const GURL& requesting_origin,
                                   int64 service_worker_registration_id,
                                   const std::string& sender_id,
                                   const RegisterCallback& callback) = 0;
 
   // Unregister an origin and its associated service worker registration id from
   // the push service.
   virtual void Unregister(const GURL& requesting_origin,
                           int64 service_worker_registration_id,
+                          const std::string& sender_id,
                           const UnregisterCallback& callback) = 0;
 
   // Checks the permission status for the requesting origin. Permission is only
   // ever granted when the requesting origin matches the top level embedding
   // origin.
   virtual blink::WebPushPermissionStatus GetPermissionStatus(
       const GURL& requesting_origin,
       const GURL& embedding_origin) = 0;
 };
 
 }  // namespace content
 
 #endif  // CONTENT_PUBLIC_BROWSER_PUSH_MESSAGING_SERVICE_H_