replace OVERRIDE and FINAL with override and final in components/

components/gcm_driver/default_gcm_app_handler.h

Index: components/gcm_driver/default_gcm_app_handler.h
diff --git a/components/gcm_driver/default_gcm_app_handler.h b/components/gcm_driver/default_gcm_app_handler.h
index 85b129fc434015c85f55957836c782c6c299fb2e..ffe382b2fe4b52c7e4976a8c1b17b96a6720f954 100644
--- a/components/gcm_driver/default_gcm_app_handler.h
+++ b/components/gcm_driver/default_gcm_app_handler.h
@@ -18,15 +18,15 @@ class DefaultGCMAppHandler : public GCMAppHandler {
   virtual ~DefaultGCMAppHandler();
 
   // Overridden from GCMAppHandler:
-  virtual void ShutdownHandler() OVERRIDE;
+  virtual void ShutdownHandler() override;
   virtual void OnMessage(const std::string& app_id,
-                         const GCMClient::IncomingMessage& message) OVERRIDE;
-  virtual void OnMessagesDeleted(const std::string& app_id) OVERRIDE;
+                         const GCMClient::IncomingMessage& message) override;
+  virtual void OnMessagesDeleted(const std::string& app_id) override;
   virtual void OnSendError(
       const std::string& app_id,
-      const GCMClient::SendErrorDetails& send_error_details) OVERRIDE;
+      const GCMClient::SendErrorDetails& send_error_details) override;
   virtual void OnSendAcknowledged(const std::string& app_id,
-                                  const std::string& message_id) OVERRIDE;
+                                  const std::string& message_id) override;
 
  private:
   DISALLOW_COPY_AND_ASSIGN(DefaultGCMAppHandler);