[Mojo Video Capture] Hook up video capture service behind a feature flag

services/video_capture/device_factory_media_to_mojo_adapter.cc

Index: services/video_capture/device_factory_media_to_mojo_adapter.cc
diff --git a/services/video_capture/device_factory_media_to_mojo_adapter.cc b/services/video_capture/device_factory_media_to_mojo_adapter.cc
index b72412709e164d1ae3d3b557c7d239663534a485..271fe60eaddde310dc08c87f0a3fb8b88b195145 100644
--- a/services/video_capture/device_factory_media_to_mojo_adapter.cc
+++ b/services/video_capture/device_factory_media_to_mojo_adapter.cc
@@ -36,15 +36,13 @@ static void TranslateDeviceInfos(
     for (const auto& format : device_info.supported_formats) {
       media::VideoCaptureFormat translated_format;
       switch (format.pixel_format) {
-        case media::PIXEL_FORMAT_I420:
-        case media::PIXEL_FORMAT_MJPEG:
-          translated_format.pixel_format = media::PIXEL_FORMAT_I420;
-          break;
         case media::PIXEL_FORMAT_Y16:
           translated_format.pixel_format = media::PIXEL_FORMAT_Y16;
+          break;
         default:
-          // Any other format cannot be consumed by VideoCaptureDeviceClient.
-          continue;
+          // Any other format gets converted to I420.
+          translated_format.pixel_format = media::PIXEL_FORMAT_I420;
+          break;
       }

[mcasas, 2017/05/10 02:33:33]

    translated_format.pixel_format =
        format.pixel_format == media::PIXEL_FORMAT_Y16
            ? media::PIXEL_FORMAT_Y16
            : media::PIXEL_FORMAT_I420;

[chfremer, 2017/05/10 17:59:40]

Done.

       translated_format.frame_size = format.frame_size;
       translated_format.frame_rate = format.frame_rate;