Unregister with push service and SW database when permission is lost.

chrome/browser/services/gcm/push_messaging_application_id.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 CHROME_BROWSER_SERVICES_GCM_PUSH_MESSAGING_APPLICATION_ID_H_
 #define CHROME_BROWSER_SERVICES_GCM_PUSH_MESSAGING_APPLICATION_ID_H_
 
 #include <string>
+#include <vector>
 
 #include "base/basictypes.h"
 #include "url/gurl.h"
 
 class Profile;
 
 namespace user_prefs {
 class PrefRegistrySyncable;
 }
 
@@ skipping 18 matching lines @@
   // Looks up an application id by app_id_guid. Will be invalid if not found.
   static PushMessagingApplicationId Get(Profile* profile,
                                         const std::string& app_id_guid);
 
   // Looks up an application id by origin & service worker registration id.
   // Will be invalid if not found.
   static PushMessagingApplicationId Get(Profile* profile,
                                         const GURL& origin,
                                         int64 service_worker_registration_id);
 
+  // Returns all the PushMessagingApplicationId currently registered for the
+  // given |profile|.
+  static std::vector<PushMessagingApplicationId> GetAll(Profile* profile);
+
   ~PushMessagingApplicationId();
 
   // Persist this application id to disk.
   void PersistToDisk(Profile* profile) const;
 
   // Delete this application id from disk.
   void DeleteFromDisk(Profile* profile) const; // TODO: Does const make sense?
 
   bool IsValid() const;
 
   const std::string& app_id_guid() const { return app_id_guid_; }
   const GURL& origin() const { return origin_; }
   int64 service_worker_registration_id() const {
     return service_worker_registration_id_;
   }
 
  private:
   friend class PushMessagingApplicationIdTest;
 
   // Constructs an invalid app id.
   PushMessagingApplicationId();
   // Constructs a valid app id.
   PushMessagingApplicationId(const std::string& app_id_guid,
                              const GURL& origin,
                              int64 service_worker_registration_id);
 
-  const std::string app_id_guid_;
-  const GURL origin_;
-  const int64 service_worker_registration_id_;
+  std::string app_id_guid_;
+  GURL origin_;
+  int64 service_worker_registration_id_;
 };
 
 }  // namespace gcm
 
 #endif  // CHROME_BROWSER_SERVICES_GCM_PUSH_MESSAGING_APPLICATION_ID_H_