Add MJPEG support to FakeVideoCaptureDevice

media/capture/video/fake_video_capture_device.h

 // 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.
 
 #ifndef MEDIA_CAPTURE_VIDEO_FAKE_VIDEO_CAPTURE_DEVICE_H_
 #define MEDIA_CAPTURE_VIDEO_FAKE_VIDEO_CAPTURE_DEVICE_H_
 
 #include <stdint.h>
 
 #include <memory>
 #include <string>
 
 #include "media/capture/video/video_capture_device.h"
 
 namespace media {
 
 // Encapsulates factory logic to make a working FakeVideoCaptureDevice based
 // on a given target OutputMode and frame rate.
 class CAPTURE_EXPORT FakeVideoCaptureDeviceMaker {
  public:
+  enum class PixelFormat {
+    I420 = media::PIXEL_FORMAT_I420,
+    Y16 = media::PIXEL_FORMAT_Y16,
+    MJPEG = media::PIXEL_FORMAT_MJPEG
+  };
   enum class DeliveryMode {
     USE_DEVICE_INTERNAL_BUFFERS,
     USE_CLIENT_PROVIDED_BUFFERS
   };
 
   static void GetSupportedSizes(std::vector<gfx::Size>* supported_sizes);
 
   static std::unique_ptr<VideoCaptureDevice> MakeInstance(
-      VideoPixelFormat pixel_format,
+      PixelFormat pixel_format,
       DeliveryMode delivery_mode,
       float frame_rate);
 };
 
 }  // namespace media
 
 #endif  // MEDIA_CAPTURE_VIDEO_FAKE_VIDEO_CAPTURE_DEVICE_H_