MediaStreamTrack.getSources list is now updated when input devices is disabled on Windows

content/browser/renderer_host/media/media_stream_manager.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/browser/renderer_host/media/media_stream_manager.h"
 
 #include <list>
 #include <vector>
 
 #include "base/bind.h"
@@ skipping 1968 matching lines @@
 
 void MediaStreamManager::OnDevicesChanged(
     base::SystemMonitor::DeviceType device_type) {
   DCHECK_CURRENTLY_ON(BrowserThread::IO);
 
   // NOTE: This method is only called in response to physical audio/video device
   // changes (from the operating system).
 
   MediaStreamType stream_type;
   if (device_type == base::SystemMonitor::DEVTYPE_AUDIO_CAPTURE) {
+    DVLOG(1) << "OnDevicesChanged(DEVTYPE_AUDIO_CAPTURE)";

[xians, 2014/08/12 11:59:09]

do you still want these debug loggings? If not, please remove.

[henrika (OOO until Aug 14), 2014/08/12 12:04:39]

I find them useful and would like to keep.

     stream_type = MEDIA_DEVICE_AUDIO_CAPTURE;
   } else if (device_type == base::SystemMonitor::DEVTYPE_VIDEO_CAPTURE) {
+    DVLOG(1) << "OnDevicesChanged(MEDIA_DEVICE_VIDEO_CAPTURE)";
     stream_type = MEDIA_DEVICE_VIDEO_CAPTURE;
   } else {
     return;  // Uninteresting device change.
   }
 
   // Always do enumeration even though some enumeration is in progress,
   // because those enumeration commands could be sent before these devices
   // change.
   ++active_enumeration_ref_count_[stream_type];
   GetDeviceManager(stream_type)->EnumerateDevices(stream_type);
@@ skipping 14 matching lines @@
       if (it->device.type == MEDIA_DESKTOP_VIDEO_CAPTURE) {
         video_capture_manager_->SetDesktopCaptureWindowId(it->session_id,
                                                           window_id);
         break;
       }
     }
   }
 }
 
 }  // namespace content