getUserMeida: report device starting states

content/browser/renderer_host/media/video_capture_controller_unittest.cc

 // Copyright (c) 2012 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.
 
 #include "content/browser/renderer_host/media/video_capture_controller.h"
 
 #include <stdint.h>
 #include <string.h>
 
 #include <memory>
@@ skipping 50 matching lines @@
   }
 
   // These mock methods are delegated to by our fake implementation of
   // VideoCaptureControllerEventHandler, to be used in EXPECT_CALL().
   MOCK_METHOD2(DoBufferCreated, void(VideoCaptureControllerID, int buffer_id));
   MOCK_METHOD2(DoBufferDestroyed,
                void(VideoCaptureControllerID, int buffer_id));
   MOCK_METHOD2(DoBufferReady, void(VideoCaptureControllerID, const gfx::Size&));
   MOCK_METHOD1(DoEnded, void(VideoCaptureControllerID));
   MOCK_METHOD1(DoError, void(VideoCaptureControllerID));
+  MOCK_METHOD1(OnStarted, void(VideoCaptureControllerID));
 
   void OnError(VideoCaptureControllerID id) override { DoError(id); }
   void OnBufferCreated(VideoCaptureControllerID id,
                        mojo::ScopedSharedBufferHandle handle,
                        int length,
                        int buffer_id) override {
     DoBufferCreated(id, buffer_id);
   }
   void OnBufferDestroyed(VideoCaptureControllerID id, int buffer_id) override {
     DoBufferDestroyed(id, buffer_id);
@@ skipping 753 matching lines @@
   // buffer is expected to stay alive.
   EXPECT_CALL(*client_a_, DoBufferDestroyed(_, first_buffer_id)).Times(0);
   EXPECT_CALL(*client_a_, DoBufferDestroyed(_, second_buffer_id)).Times(0);
   controller_->ReturnBuffer(arbitrary_route_id_, client_a_.get(),
                             second_buffer_id, arbitrary_utilization);
   base::RunLoop().RunUntilIdle();
   Mock::VerifyAndClearExpectations(client_a_.get());
 }
 
 }  // namespace content