Revert of Remove |remote| and |readonly| members of MediaStreamTrack.

content/renderer/media/external_media_stream_audio_source.cc

 // Copyright 2016 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/external_media_stream_audio_source.h"
 
 namespace content {
 
 ExternalMediaStreamAudioSource::ExternalMediaStreamAudioSource(
     scoped_refptr<media::AudioCapturerSource> source,
     int sample_rate,
     media::ChannelLayout channel_layout,
-    int frames_per_buffer)
-    : MediaStreamAudioSource(false),
+    int frames_per_buffer,
+    bool is_remote)
+    : MediaStreamAudioSource(!is_remote),
       source_(std::move(source)),
       was_started_(false) {
   DVLOG(1)
       << "ExternalMediaStreamAudioSource::ExternalMediaStreamAudioSource()";
   DCHECK(source_.get());
   MediaStreamAudioSource::SetFormat(media::AudioParameters(
       media::AudioParameters::AUDIO_PCM_LOW_LATENCY, channel_layout,
       sample_rate,
       16,  // Legacy parameter (data is always in 32-bit float format).
       frames_per_buffer));
@@ skipping 44 matching lines @@
       *audio_bus,
       base::TimeTicks::Now() -
           base::TimeDelta::FromMilliseconds(audio_delay_milliseconds));
 }
 
 void ExternalMediaStreamAudioSource::OnCaptureError(const std::string& why) {
   StopSourceOnError(why);
 }
 
 }  // namespace content