Disable GpuMemoryBuffer backed VideoFrames in media streams

content/renderer/media/media_stream_video_renderer_sink.cc

 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "content/renderer/media/media_stream_video_renderer_sink.h"
 
+#include "base/feature_list.h"
 #include "base/single_thread_task_runner.h"
 #include "base/threading/thread_task_runner_handle.h"
 #include "base/trace_event/trace_event.h"
+#include "content/public/common/content_features.h"
 #include "media/base/bind_to_current_loop.h"
 #include "media/base/video_frame.h"
 #include "media/base/video_frame_metadata.h"
 #include "media/base/video_util.h"
 #include "media/renderers/gpu_video_accelerator_factories.h"
 
 const int kMinFrameSize = 2;
 
 namespace content {
 
 MediaStreamVideoRendererSink::MediaStreamVideoRendererSink(
     const blink::WebMediaStreamTrack& video_track,
     const base::Closure& error_cb,
     const RepaintCB& repaint_cb,
     const scoped_refptr<base::SingleThreadTaskRunner>& media_task_runner,
     const scoped_refptr<base::TaskRunner>& worker_task_runner,
     media::GpuVideoAcceleratorFactories* gpu_factories)
     : error_cb_(error_cb),
       repaint_cb_(repaint_cb),
       task_runner_(base::ThreadTaskRunnerHandle::Get()),
       state_(STOPPED),
       frame_size_(kMinFrameSize, kMinFrameSize),
       video_track_(video_track),
       media_task_runner_(media_task_runner),
       weak_factory_(this) {
   if (gpu_factories &&
-      gpu_factories->ShouldUseGpuMemoryBuffersForVideoFrames()) {
+      gpu_factories->ShouldUseGpuMemoryBuffersForVideoFrames() &&
+      base::FeatureList::IsEnabled(
+          features::kWebRtcUseGpuMemoryBufferVideoFrames)) {
     gpu_memory_buffer_pool_.reset(new media::GpuMemoryBufferVideoFramePool(
         media_task_runner, worker_task_runner, gpu_factories));
   }
 }
 
 MediaStreamVideoRendererSink::~MediaStreamVideoRendererSink() {
   if (gpu_memory_buffer_pool_) {
     media_task_runner_->DeleteSoon(FROM_HERE,
                                    gpu_memory_buffer_pool_.release());
   }
@@ skipping 100 matching lines @@
   scoped_refptr<media::VideoFrame> video_frame =
       media::VideoFrame::CreateBlackFrame(frame_size_);
   video_frame->metadata()->SetBoolean(media::VideoFrameMetadata::END_OF_STREAM,
                                       true);
   video_frame->metadata()->SetTimeTicks(
       media::VideoFrameMetadata::REFERENCE_TIME, base::TimeTicks::Now());
   OnVideoFrame(video_frame, base::TimeTicks());
 }
 
 }  // namespace content