| Index: components/gcm_driver/fake_gcm_client.h | 
| diff --git a/components/gcm_driver/fake_gcm_client.h b/components/gcm_driver/fake_gcm_client.h | 
| index 251b0fd5b22fe49d83ff94857fae1f775510d225..0199b3ab705d45f1cf96250aac268d0dd215a7b7 100644 | 
| --- a/components/gcm_driver/fake_gcm_client.h | 
| +++ b/components/gcm_driver/fake_gcm_client.h | 
| @@ -53,6 +53,9 @@ class FakeGCMClient : public GCMClient { | 
| void Start(StartMode start_mode) override; | 
| void Stop() override; | 
| void Register(const linked_ptr<RegistrationInfo>& registration_info) override; | 
| +  bool ValidateRegistration( | 
| +      const linked_ptr<RegistrationInfo>& registration_info, | 
| +      const std::string& registration_id) override; | 
| void Unregister( | 
| const linked_ptr<RegistrationInfo>& registration_info) override; | 
| void Send(const std::string& app_id, | 
|  |