MuteSource Audio During Full Screen Cast

media/audio/cras/cras_input.h

 // 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 MEDIA_AUDIO_CRAS_CRAS_INPUT_H_
 #define MEDIA_AUDIO_CRAS_CRAS_INPUT_H_
 
 #include <cras_client.h>
 #include <stddef.h>
 #include <stdint.h>
@@ skipping 96 matching lines @@
 
   // Direction of the stream.
   const CRAS_STREAM_DIRECTION stream_direction_;
 
   // Index of the CRAS device to stream input from.
   int pin_device_;
 
   // True if the stream is a system-wide loopback stream.
   bool is_loopback_;
 
+  // True if we want to mute system audio during capturing.
+  bool mute_system_audio_;
+  bool mute_done_;
+
   std::unique_ptr<AudioBus> audio_bus_;
 
   DISALLOW_COPY_AND_ASSIGN(CrasInputStream);
 };
 
 }  // namespace media
 
 #endif  // MEDIA_AUDIO_CRAS_CRAS_INPUT_H_