Removing gpu::SyncToken usage from video capture pipeline, part 1.

content/browser/renderer_host/media/video_capture_controller.cc

Index: content/browser/renderer_host/media/video_capture_controller.cc
diff --git a/content/browser/renderer_host/media/video_capture_controller.cc b/content/browser/renderer_host/media/video_capture_controller.cc
index 85f0a2948c7586ce94c82b43916f65668e3426d9..b39ea0d49014246a9007ce62fe2fc04d5f7796a1 100644
--- a/content/browser/renderer_host/media/video_capture_controller.cc
+++ b/content/browser/renderer_host/media/video_capture_controller.cc
@@ -349,7 +349,6 @@ void VideoCaptureController::ReturnBuffer(
     VideoCaptureControllerID id,
     VideoCaptureControllerEventHandler* event_handler,
     int buffer_id,
-    const gpu::SyncToken& sync_token,
     double consumer_resource_utilization) {
   DCHECK_CURRENTLY_ON(BrowserThread::IO);
 
@@ -386,13 +385,6 @@ void VideoCaptureController::ReturnBuffer(
 
   client->active_buffers.erase(iter);
   buffer_pool_->RelinquishConsumerHold(buffer_id, 1);
-
-#if defined(OS_ANDROID)
-  DCHECK(!sync_token.HasData());
-#endif
-  if (sync_token.HasData())
-    BrowserThread::PostTask(BrowserThread::UI, FROM_HERE,
-                            base::Bind(&ReturnVideoFrame, frame, sync_token));
 }
 
 const media::VideoCaptureFormat&