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

content/common/gpu/media/video_encode_accelerator_unittest.cc

Index: content/common/gpu/media/video_encode_accelerator_unittest.cc
diff --git a/content/common/gpu/media/video_encode_accelerator_unittest.cc b/content/common/gpu/media/video_encode_accelerator_unittest.cc
index d1f68000cf9432d89b53a7e037afebe61d75d838..5040ca2464586eee3926369ea14c60ed947a0eda 100644
--- a/content/common/gpu/media/video_encode_accelerator_unittest.cc
+++ b/content/common/gpu/media/video_encode_accelerator_unittest.cc
@@ -1316,14 +1316,18 @@ scoped_refptr<media::VideoFrame> VEAClient::CreateFrame(off_t position) {
   uint8* frame_data_v = frame_data_u + test_stream_->aligned_plane_size[1];
   CHECK_GT(current_framerate_, 0U);
 
-  return media::VideoFrame::WrapExternalYuvData(
-      kInputFormat, input_coded_size_, gfx::Rect(test_stream_->visible_size),
-      test_stream_->visible_size, input_coded_size_.width(),
-      input_coded_size_.width() / 2, input_coded_size_.width() / 2,
-      frame_data_y, frame_data_u, frame_data_v,
-      base::TimeDelta().FromMilliseconds(next_input_id_ *
-                                         base::Time::kMillisecondsPerSecond /
-                                         current_framerate_));
+  scoped_refptr<media::VideoFrame> video_frame =
+      media::VideoFrame::WrapExternalYuvData(
+          kInputFormat, input_coded_size_,
+          gfx::Rect(test_stream_->visible_size), test_stream_->visible_size,
+          input_coded_size_.width(), input_coded_size_.width() / 2,
+          input_coded_size_.width() / 2, frame_data_y, frame_data_u,
+          frame_data_v,
+          base::TimeDelta().FromMilliseconds(
+              next_input_id_ * base::Time::kMillisecondsPerSecond /
+              current_framerate_));
+  CHECK(video_frame);
+  return video_frame;
 }
 
 scoped_refptr<media::VideoFrame> VEAClient::PrepareInputFrame(off_t position,
@@ -1332,6 +1336,7 @@ scoped_refptr<media::VideoFrame> VEAClient::PrepareInputFrame(off_t position,
            test_stream_->mapped_aligned_in_file.length());
 
   scoped_refptr<media::VideoFrame> frame = CreateFrame(position);
+  CHECK(frame);
   frame->AddDestructionObserver(
           media::BindToCurrentLoop(
               base::Bind(&VEAClient::InputNoLongerNeededCallback,