Simplify AudioInputRendererHost IPC interface.

content/browser/renderer_host/media/audio_input_renderer_host.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/audio_input_renderer_host.h"
 
 #include <utility>
 
 #include "base/bind.h"
 #include "base/command_line.h"
@@ skipping 130 matching lines @@
 }
 
 void AudioInputRendererHost::OnCreated(
     media::AudioInputController* controller) {
   BrowserThread::PostTask(
       BrowserThread::IO, FROM_HERE,
       base::Bind(&AudioInputRendererHost::DoCompleteCreation, this,
                  base::RetainedRef(controller)));
 }
 
-void AudioInputRendererHost::OnRecording(
-    media::AudioInputController* controller) {
-  BrowserThread::PostTask(
-      BrowserThread::IO, FROM_HERE,
-      base::Bind(&AudioInputRendererHost::DoSendRecordingMessage, this,
-                 base::RetainedRef(controller)));
-}
-
 void AudioInputRendererHost::OnError(media::AudioInputController* controller,
     media::AudioInputController::ErrorCode error_code) {
   BrowserThread::PostTask(
       BrowserThread::IO, FROM_HERE,
       base::Bind(&AudioInputRendererHost::DoHandleError, this,
                  base::RetainedRef(controller), error_code));
 }
 
 void AudioInputRendererHost::OnData(media::AudioInputController* controller,
                                     const media::AudioBus* data) {
@@ skipping 46 matching lines @@
   LogMessage(entry->stream_id,
              "DoCompleteCreation: IPC channel and stream are now open",
              true);
 
   Send(new AudioInputMsg_NotifyStreamCreated(
       entry->stream_id, foreign_memory_handle, socket_transit_descriptor,
       entry->shared_memory.requested_size(),
       entry->shared_memory_segment_count));
 }
 
-void AudioInputRendererHost::DoSendRecordingMessage(
-    media::AudioInputController* controller) {
-  DCHECK_CURRENTLY_ON(BrowserThread::IO);
-  // TODO(henrika): See crbug.com/115262 for details on why this method
-  // should be implemented.
-  AudioEntry* entry = LookupByController(controller);
-  DCHECK(entry) << "AudioInputController is invalid.";
-  LogMessage(
-      entry->stream_id, "DoSendRecordingMessage: stream is now started", true);
-}
-
 void AudioInputRendererHost::DoHandleError(
     media::AudioInputController* controller,
     media::AudioInputController::ErrorCode error_code) {
   DCHECK_CURRENTLY_ON(BrowserThread::IO);
   AudioEntry* entry = LookupByController(controller);
   DCHECK(entry);
 
   std::ostringstream oss;
   oss << "AIC reports error_code=" << error_code;
   LogMessage(entry->stream_id, oss.str(), false);
@@ skipping 246 matching lines @@
   entry->controller->SetVolume(volume);
   audio_log_->OnSetVolume(stream_id, volume);
 }
 
 void AudioInputRendererHost::SendErrorMessage(
     int stream_id, ErrorCode error_code) {
   std::string err_msg =
       base::StringPrintf("SendErrorMessage(error_code=%d)", error_code);
   LogMessage(stream_id, err_msg, true);
 
-  Send(new AudioInputMsg_NotifyStreamStateChanged(
-      stream_id, media::AUDIO_INPUT_IPC_DELEGATE_STATE_ERROR));
+  Send(new AudioInputMsg_NotifyStreamError(stream_id));
 }
 
 void AudioInputRendererHost::DeleteEntries() {
   DCHECK_CURRENTLY_ON(BrowserThread::IO);
 
   for (AudioEntryMap::iterator i = audio_entries_.begin();
        i != audio_entries_.end(); ++i) {
     CloseAndDeleteStream(i->second);
   }
 }
@@ skipping 112 matching lines @@
   entry->controller->EnableDebugRecording(
       file_name.AddExtension(IntToStringType(stream_id))
           .AddExtension(kDebugRecordingFileNameExtension));
 }
 
 #undef IntToStringType
 
 #endif  // BUILDFLAG(ENABLE_WEBRTC)
 
 }  // namespace content