Verify returned frames from media::VideoFrame::Wrap*() methods

content/browser/renderer_host/media/video_capture_device_client.cc

Index: content/browser/renderer_host/media/video_capture_device_client.cc
diff --git a/content/browser/renderer_host/media/video_capture_device_client.cc b/content/browser/renderer_host/media/video_capture_device_client.cc
index 4b6c4b3947f57d8a2cd188ee3223c6eb4eb6676d..6b85e71ac8baf2fcd1a8ed53662d6d02b75de00e 100644
--- a/content/browser/renderer_host/media/video_capture_device_client.cc
+++ b/content/browser/renderer_host/media/video_capture_device_client.cc
@@ -367,7 +367,8 @@ void VideoCaptureDeviceClient::OnIncomingCapturedBuffer(
           base::SharedMemory::NULLHandle(), 0u, base::TimeDelta());
       break;
   }
-  DCHECK(frame.get());
+  if (!frame)
+    return;
   frame->metadata()->SetDouble(media::VideoFrameMetadata::FRAME_RATE,
                                frame_format.frame_rate);
   OnIncomingCapturedVideoFrame(buffer.Pass(), frame, timestamp);