Move classses VideoCaptureDeviceClient and VideoCaptureBufferPool to media/capture/video

content/browser/renderer_host/media/renderer_host_video_capture_buffer_tracker_factory.h

Index: content/browser/renderer_host/media/renderer_host_video_capture_buffer_tracker_factory.h
diff --git a/content/browser/renderer_host/media/renderer_host_video_capture_buffer_tracker_factory.h b/content/browser/renderer_host/media/renderer_host_video_capture_buffer_tracker_factory.h
new file mode 100644
index 0000000000000000000000000000000000000000..4d0f5043cfd39cca3c1431d24c24f9cd3f290527
--- /dev/null
+++ b/content/browser/renderer_host/media/renderer_host_video_capture_buffer_tracker_factory.h
@@ -0,0 +1,24 @@
+// Copyright 2016 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 CONTENT_BROWSER_RENDERER_HOST_MEDIA_RENDERER_HOST_VIDEO_CAPTURE_BUFFER_TRACKER_FACTORY_H_
+#define CONTENT_BROWSER_RENDERER_HOST_MEDIA_RENDERER_HOST_VIDEO_CAPTURE_BUFFER_TRACKER_FACTORY_H_
+
+#include <memory>
+
+#include "content/common/content_export.h"
+#include "media/capture/video/video_capture_buffer_tracker_factory.h"
+
+namespace content {
+
+class CONTENT_EXPORT RendererHostVideoCaptureBufferTrackerFactory
+    : public media::VideoCaptureBufferTrackerFactory {
+ public:
+  std::unique_ptr<media::VideoCaptureBufferTracker> CreateTracker(
+      media::VideoPixelStorage storage) override;
+};
+
+}  // namespace content
+
+#endif  // CONTENT_BROWSER_RENDERER_HOST_MEDIA_RENDERER_HOST_VIDEO_CAPTURE_BUFFER_TRACKER_FACTORY_H_