Add flag for enabling WebRTC AEC debug recordings.

content/renderer/media/media_stream_dependency_factory.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_dependency_factory.h"
 
 #include <vector>
 
+#include "base/command_line.h"
 #include "base/synchronization/waitable_event.h"
 #include "base/utf_string_conversions.h"
+#include "content/public/common/content_switches.h"
 #include "content/renderer/media/media_stream_source_extra_data.h"
 #include "content/renderer/media/rtc_media_constraints.h"
 #include "content/renderer/media/rtc_peer_connection_handler.h"
 #include "content/renderer/media/rtc_video_capturer.h"
 #include "content/renderer/media/video_capture_impl_manager.h"
 #include "content/renderer/media/webaudio_capturer_source.h"
 #include "content/renderer/media/webrtc_audio_device_impl.h"
 #include "content/renderer/media/webrtc_local_audio_track.h"
 #include "content/renderer/media/webrtc_uma_histograms.h"
 #include "content/renderer/p2p/ipc_network_manager.h"
@@ skipping 428 matching lines @@
          type == WebKit::WebMediaStreamSource::TypeVideo);
 
   std::string track_id = UTF16ToUTF8(track.id());
   return type == WebKit::WebMediaStreamSource::TypeAudio ?
       native_stream->RemoveTrack(native_stream->FindAudioTrack(track_id)) :
       native_stream->RemoveTrack(native_stream->FindVideoTrack(track_id));
 }
 
 bool MediaStreamDependencyFactory::CreatePeerConnectionFactory() {
   DVLOG(1) << "MediaStreamDependencyFactory::CreatePeerConnectionFactory()";
+
   if (!pc_factory_) {
     DCHECK(!audio_device_);
     audio_device_ = new WebRtcAudioDeviceImpl();
+
+    const CommandLine& command_line = *CommandLine::ForCurrentProcess();
+    bool enable_aec_recording =
+        command_line.HasSwitch(switches::kEnableWebRtcAecRecordings);
+
     scoped_refptr<webrtc::PeerConnectionFactoryInterface> factory(
         webrtc::CreatePeerConnectionFactory(
-            worker_thread_, signaling_thread_, audio_device_, NULL, NULL));
+            worker_thread_, signaling_thread_, audio_device_, NULL, NULL,
+            enable_aec_recording));

[tommi (sloooow) - chröme, 2013/05/13 14:56:23]

does this depend on a new roll?  if so, can you add that info to the cl
description?

[Henrik Grunell, 2013/05/14 08:39:06]

Yes it does, added that info.

     if (factory)
       pc_factory_ = factory;
     else
       audio_device_ = NULL;
   }
   return pc_factory_.get() != NULL;
 }
 
 bool MediaStreamDependencyFactory::PeerConnectionFactoryCreated() {
   return pc_factory_.get() != NULL;
@@ skipping 271 matching lines @@
       // processed before returning. We wait for the above task to finish before
       // letting the the function continue to avoid any potential race issues.
       chrome_worker_thread_.Stop();
     } else {
       NOTREACHED() << "Worker thread not running.";
     }
   }
 }
 
 }  // namespace content