Add a ChromeOS implementation of VideoCaptureDevice

media/video/capture/win/video_capture_device_win.cc

Index: media/video/capture/win/video_capture_device_win.cc
diff --git a/media/video/capture/win/video_capture_device_win.cc b/media/video/capture/win/video_capture_device_win.cc
index e78c60450dd9bd7e2f9dba5135121109e8527dbf..76c4c60ebe97b4226e94ee1e1d5e6fa57bcbb514 100644
--- a/media/video/capture/win/video_capture_device_win.cc
+++ b/media/video/capture/win/video_capture_device_win.cc
@@ -245,7 +245,9 @@ void VideoCaptureDevice::GetDeviceSupportedFormats(const Name& device,
 }
 
 // static
-VideoCaptureDevice* VideoCaptureDevice::Create(const Name& device_name) {
+VideoCaptureDevice* VideoCaptureDevice::Create(
+    scoped_refptr<base::SingleThreadTaskRunner> ui_task_runner,
+    const Name& device_name) {
   VideoCaptureDevice* ret = NULL;
   if (device_name.capture_api_type() == Name::MEDIA_FOUNDATION) {
     DCHECK(VideoCaptureDeviceMFWin::PlatformSupported());