Refactor VideoDestinationHandler to implement MediaStreamVideoSource.

content/renderer/media/mock_media_stream_video_sink.h

Index: content/renderer/media/mock_media_stream_video_sink.h
diff --git a/content/common/input/input_event_stream_validator.h b/content/renderer/media/mock_media_stream_video_sink.h
similarity index 21%
copy from content/common/input/input_event_stream_validator.h
copy to content/renderer/media/mock_media_stream_video_sink.h
index cbe122171113bb043c4a573d8a7e32e81dcbd749..5802f8a6d718fb1db465f6e95e6f176220e2fd4e 100644
--- a/content/common/input/input_event_stream_validator.h
+++ b/content/renderer/media/mock_media_stream_video_sink.h
@@ -2,32 +2,37 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
-#ifndef CONTENT_COMMON_INPUT_EVENT_STREAM_VALIDATOR
-#define CONTENT_COMMON_INPUT_EVENT_STREAM_VALIDATOR
+#ifndef CONTENT_RENDERER_MEDIA_MOCK_MEDIA_STREAM_VIDEO_SINK_H_
+#define CONTENT_RENDERER_MEDIA_MOCK_MEDIA_STREAM_VIDEO_SINK_H_
 
-#include "content/common/input/gesture_event_stream_validator.h"
+#include "content/public/renderer/media_stream_video_sink.h"
 
-namespace blink {
-class WebInputEvent;
-}
+#include "media/base/video_frame.h"
 
 namespace content {
 
-// DCHECKs that the stream of WebInputEvents passed to OnEvent is
-// valid. Currently only validates WebGestureEvents.
-class InputEventStreamValidator {
+class MockMediaStreamVideoSink : public MediaStreamVideoSink {
  public:
-  InputEventStreamValidator();
-  ~InputEventStreamValidator();
-  void OnEvent(const blink::WebInputEvent&);
+  MockMediaStreamVideoSink();
+
+  virtual void OnVideoFrame(
+      const scoped_refptr<media::VideoFrame>& frame) OVERRIDE;
+  virtual void OnReadyStateChanged(
+        blink::WebMediaStreamSource::ReadyState state) OVERRIDE;
+  virtual void OnEnabledChanged(bool enabled) OVERRIDE;
+
+  int number_of_frames() const { return number_of_frames_; }
+  media::VideoFrame::Format format() const { return format_; }
+  bool enabled() const { return enabled_; }
+  blink::WebMediaStreamSource::ReadyState state() const { return state_; }
 
  private:
-  GestureEventStreamValidator gesture_validator_;
+  int number_of_frames_;
   bool enabled_;
-
-  DISALLOW_COPY_AND_ASSIGN(InputEventStreamValidator);
+  media::VideoFrame::Format format_;
+  blink::WebMediaStreamSource::ReadyState state_;
 };
 
 }  // namespace content
 
-#endif  // CONTENT_COMMON_INPUT_EVENT_STREAM_VALIDATOR
+#endif