text: // 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.
  
  #ifndef CONTENT_PUBLIC_BROWSER_MEDIA_DEVICES_MONITOR_H_
  #define CONTENT_PUBLIC_BROWSER_MEDIA_DEVICES_MONITOR_H_
  
  #include "content/common/content_export.h"
  
  namespace content {
  
  // Called to ensure the MediaStreamManager has started monitoring the capture
  // devices, this will trigger OnAudioCaptureDevicesChanged() and
  // OnVideoCaptureDevicesChanged() callbacks.
  // This must be called on the IO thread.
  CONTENT_EXPORT void EnsureMonitorCaptureDevices();
  
  }  // namespace content
  
  #endif  // CONTENT_PUBLIC_BROWSER_MEDIA_DEVICES_MONITOR_H_
  