Let Contraints Controll Mute/Unmute Audio Local Playback For Desktop Sharing

content/browser/media/capture/web_contents_audio_input_stream.cc

 // Copyright (c) 2013 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/browser/media/capture/web_contents_audio_input_stream.h"
 
 #include <memory>
 #include <string>
 
 #include "base/bind.h"
@@ skipping 331 matching lines @@
       StartMirroring();
     }
   }
 }
 
 // static
 WebContentsAudioInputStream* WebContentsAudioInputStream::Create(
     const std::string& device_id,
     const media::AudioParameters& params,
     const scoped_refptr<base::SingleThreadTaskRunner>& worker_task_runner,
-    AudioMirroringManager* audio_mirroring_manager,
-    bool is_duplication) {
-  int render_process_id;
-  int main_render_frame_id;
-  if (!WebContentsMediaCaptureId::ExtractTabCaptureTarget(
-          device_id, &render_process_id, &main_render_frame_id)) {
+    AudioMirroringManager* audio_mirroring_manager) {
+  WebContentsMediaCaptureId media_id;
+  if (!WebContentsMediaCaptureId::Parse(device_id, &media_id)) {
     return NULL;
   }
 
   return new WebContentsAudioInputStream(
-      render_process_id, main_render_frame_id, audio_mirroring_manager,
-      new WebContentsTracker(false),
+      media_id.render_process_id, media_id.main_render_frame_id,
+      audio_mirroring_manager, new WebContentsTracker(false),
       new media::VirtualAudioInputStream(
           params, worker_task_runner,
           media::VirtualAudioInputStream::AfterCloseCallback()),
-      is_duplication);
+      !media_id.disable_local_echo);
 }
 
 WebContentsAudioInputStream::WebContentsAudioInputStream(
     int render_process_id,
     int main_render_frame_id,
     AudioMirroringManager* mirroring_manager,
     const scoped_refptr<WebContentsTracker>& tracker,
     media::VirtualAudioInputStream* mixer_stream,
     bool is_duplication)
     : impl_(new Impl(render_process_id,
@@ skipping 40 matching lines @@
 
 bool WebContentsAudioInputStream::GetAutomaticGainControl() {
   return impl_->mixer_stream()->GetAutomaticGainControl();
 }
 
 bool WebContentsAudioInputStream::IsMuted() {
   return false;
 }
 
 }  // namespace content