Adds Analog Gain Control (AGC) to the WebRTC client.

content/renderer/pepper/pepper_platform_audio_input_impl.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_input_impl.h"
 
 #include "base/bind.h"
 #include "base/logging.h"
 #include "base/message_loop_proxy.h"
 #include "build/build_config.h"
@@ skipping 109 matching lines @@
     return;
 
   // Make sure we don't call init more than once.
   DCHECK_EQ(0, stream_id_);
   stream_id_ = filter_->AddDelegate(this);
   DCHECK_NE(0, stream_id_);
 
   if (!session_id) {
     // We will be notified by OnStreamCreated().
     filter_->Send(new AudioInputHostMsg_CreateStream(
-        stream_id_, params_, AudioManagerBase::kDefaultDeviceId));
+        stream_id_, params_, AudioManagerBase::kDefaultDeviceId, false));
   } else {
     // We will be notified by OnDeviceReady().
     filter_->Send(new AudioInputHostMsg_StartDevice(stream_id_, session_id));
   }
 }
 
 void PepperPlatformAudioInputImpl::StartCaptureOnIOThread() {
   DCHECK(ChildProcess::current()->io_message_loop_proxy()->
       BelongsToCurrentThread());
 
@@ skipping 81 matching lines @@
     return;
 
   if (device_id.empty()) {
     main_message_loop_proxy_->PostTask(
         FROM_HERE,
         base::Bind(&PepperPlatformAudioInputImpl::NotifyStreamCreationFailed,
                    this));
   } else {
     // We will be notified by OnStreamCreated().
     filter_->Send(new AudioInputHostMsg_CreateStream(stream_id_, params_,
-                                                     device_id));
+                                                     device_id, false));
   }
 }
 
 void PepperPlatformAudioInputImpl::OnDeviceOpened(int request_id,
                                                   bool succeeded,
                                                   const std::string& label) {
   DCHECK(main_message_loop_proxy_->BelongsToCurrentThread());
 
   if (succeeded && plugin_delegate_) {
     DCHECK(!label.empty());
@@ skipping 23 matching lines @@
     label_.clear();
   }
 }
 
 void PepperPlatformAudioInputImpl::NotifyStreamCreationFailed() {
   DCHECK(main_message_loop_proxy_->BelongsToCurrentThread());
 
   if (client_)
     client_->StreamCreationFailed();
 }