Looking up device id by session id for AudioRendererMixerInput

content/renderer/pepper/pepper_platform_audio_output.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/pepper/pepper_platform_audio_output.h"
 
 #include "base/bind.h"
 #include "base/location.h"
 #include "base/logging.h"
 #include "base/single_thread_task_runner.h"
@@ skipping 56 matching lines @@
   io_task_runner_->PostTask(
       FROM_HERE,
       base::Bind(&PepperPlatformAudioOutput::ShutDownOnIOThread, this));
 }
 
 void PepperPlatformAudioOutput::OnStateChanged(
     media::AudioOutputIPCDelegateState state) {}
 
 void PepperPlatformAudioOutput::OnDeviceAuthorized(
     media::OutputDeviceStatus device_status,
-    const media::AudioParameters& output_params) {
+    const media::AudioParameters& output_params,
+    const std::string& matched_device_id) {
   NOTREACHED();
 }
 
 void PepperPlatformAudioOutput::OnStreamCreated(
     base::SharedMemoryHandle handle,
     base::SyncSocket::Handle socket_handle,
     int length) {
 #if defined(OS_WIN)
   DCHECK(handle.IsValid());
   DCHECK(socket_handle);
@@ skipping 81 matching lines @@
     return;
 
   ipc_->CloseStream();
   ipc_.reset();
 
   Release();  // Release for the delegate, balances out the reference taken in
               // PepperPlatformAudioOutput::Create.
 }
 
 }  // namespace content