Use constexpr TaskTraits constructor in remoting.

remoting/protocol/webrtc_video_renderer_adapter.cc

 // Copyright 2015 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 "remoting/protocol/webrtc_video_renderer_adapter.h"
 
 #include <memory>
 #include <string>
 #include <utility>
 
@@ skipping 157 matching lines @@
   std::unique_ptr<ClientFrameStats> stats(new ClientFrameStats());
   // TODO(sergeyu): |time_received| is not reported correctly here because the
   // frame is already decoded at this point.
   stats->time_received = time_received;
 
   std::unique_ptr<webrtc::DesktopFrame> rgb_frame =
       video_renderer_->GetFrameConsumer()->AllocateFrame(
           webrtc::DesktopSize(frame->width(), frame->height()));
 
   base::PostTaskWithTraitsAndReplyWithResult(
-      FROM_HERE, base::TaskTraits().WithShutdownBehavior(
-                     base::TaskShutdownBehavior::CONTINUE_ON_SHUTDOWN),
+      FROM_HERE, {base::TaskShutdownBehavior::CONTINUE_ON_SHUTDOWN},
       base::Bind(&ConvertYuvToRgb, base::Passed(&frame),
                  base::Passed(&rgb_frame),
                  video_renderer_->GetFrameConsumer()->GetPixelFormat()),
       base::Bind(&WebrtcVideoRendererAdapter::DrawFrame,
                  weak_factory_.GetWeakPtr(), frame_id, base::Passed(&stats)));
 }
 
 void WebrtcVideoRendererAdapter::DrawFrame(
     uint32_t frame_id,
     std::unique_ptr<ClientFrameStats> stats,
@@ skipping 49 matching lines @@
   frame_stats.client_stats = *client_stats;
   host_stats_queue_.pop_front();
   FrameStatsConsumer* frame_stats_consumer =
       video_renderer_->GetFrameStatsConsumer();
   if (frame_stats_consumer)
     frame_stats_consumer->OnVideoFrameStats(frame_stats);
 }
 
 }  // namespace protocol
 }  // namespace remoting