Reland [Mojo Video Capture] Add test coverage for accelerated jpeg decoding

content/browser/renderer_host/media/video_frame_receiver_on_io_thread.cc

Index: content/browser/renderer_host/media/video_frame_receiver_on_io_thread.cc
diff --git a/content/browser/renderer_host/media/video_frame_receiver_on_io_thread.cc b/content/browser/renderer_host/media/video_frame_receiver_on_io_thread.cc
index f77e25582e096ac4dc630fff39d99acb1e36b58c..b7421e6b90f25ffaf3d1ca6897840e9e44babd0e 100644
--- a/content/browser/renderer_host/media/video_frame_receiver_on_io_thread.cc
+++ b/content/browser/renderer_host/media/video_frame_receiver_on_io_thread.cc
@@ -63,4 +63,10 @@ void VideoFrameReceiverOnIOThread::OnStarted() {
       base::Bind(&VideoFrameReceiver::OnStarted, receiver_));
 }
 
+void VideoFrameReceiverOnIOThread::OnStartedUsingGpuDecode() {
+  content::BrowserThread::PostTask(
+      content::BrowserThread::IO, FROM_HERE,
+      base::Bind(&VideoFrameReceiver::OnStartedUsingGpuDecode, receiver_));
+}
+
 }  // namespace content