[GCM] API update to allow only a single sender in registration

chrome/browser/services/gcm/fake_gcm_profile_service.h

 // Copyright 2013 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_FAKE_GCM_PROFILE_SERVICE_H_
 #define CHROME_BROWSER_SERVICES_GCM_FAKE_GCM_PROFILE_SERVICE_H_
 
 #include "chrome/browser/services/gcm/gcm_profile_service.h"
 
 namespace content {
 class BrowserContext;
 }  // namespace content
 
 namespace gcm {
 
 // Acts as a bridge between GCM API and GCMClient layer for testing purposes.
 class FakeGCMProfileService : public GCMProfileService {
  public:
   // Helper function to be used with
   // BrowserContextKeyedService::SetTestingFactory().
   static BrowserContextKeyedService* Build(content::BrowserContext* context);
 
   explicit FakeGCMProfileService(Profile* profile);
   virtual ~FakeGCMProfileService();
 
   // GCMProfileService overrides.
   virtual void Register(const std::string& app_id,
-                        const std::vector<std::string>& sender_ids,
+                        const std::string& sender_id,
                         const std::string& cert,
                         RegisterCallback callback) OVERRIDE;
   virtual void Send(const std::string& app_id,
                     const std::string& receiver_id,
                     const GCMClient::OutgoingMessage& message,
                     SendCallback callback) OVERRIDE;
 
   void RegisterFinished(const std::string& app_id,
-                        const std::vector<std::string>& sender_ids,
+                        const std::string& sender_id,
                         const std::string& cert,
                         RegisterCallback callback);
 
   void SendFinished(const std::string& app_id,
                     const std::string& receiver_id,
                     const GCMClient::OutgoingMessage& message,
                     SendCallback callback);
 
   const GCMClient::OutgoingMessage& last_sent_message() const {
     return last_sent_message_;
   }
 
   const std::string& last_receiver_id() const {
     return last_receiver_id_;
   }
 
   const std::string& last_registered_app_id() const {
     return last_registered_app_id_;
   }
 
-  const std::vector<std::string>& last_registered_sender_ids() const {
-    return last_registered_sender_ids_;
+  const std::string& last_registered_sender_id() const {
+    return last_registered_sender_id_;
   }
 
   const std::string& last_registered_cert() const {
     return last_registered_cert_;
   }
 
   void set_collect(bool collect) {
     collect_ = collect;
   }
 
  private:
   // Indicates whether the serivce will collect paramters of the calls for
   // furter verification in tests.
   bool collect_;
   std::string last_registered_app_id_;
-  std::vector<std::string> last_registered_sender_ids_;
+  std::string last_registered_sender_id_;
   std::string last_registered_cert_;
   GCMClient::OutgoingMessage last_sent_message_;
   std::string last_receiver_id_;
 
   DISALLOW_COPY_AND_ASSIGN(FakeGCMProfileService);
 };
 
 }  // namespace gcm
 
 #endif  // CHROME_BROWSER_SERVICES_GCM_FAKE_GCM_PROFILE_SERVICE_H_