AudioConverter: Express delay in frames rather than msec.

media/audio/virtual_audio_input_stream.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 "media/audio/virtual_audio_input_stream.h"
 
 #include <algorithm>
 #include <utility>
 
 #include "base/bind.h"
@@ skipping 87 matching lines @@
   DCHECK_LE(0, num_attached_output_streams_);
 }
 
 void VirtualAudioInputStream::PumpAudio() {
   DCHECK(worker_task_runner_->BelongsToCurrentThread());
 
   {
     base::AutoLock scoped_lock(converter_network_lock_);
     // Because the audio is being looped-back, the delay until it will be played
     // out is zero.
-    mixer_.ConvertWithDelay(base::TimeDelta(), audio_bus_.get());
+    mixer_.ConvertWithDelay(0, audio_bus_.get());
   }
   // Because the audio is being looped-back, the delay since since it was
   // recorded is zero.
   callback_->OnData(this, audio_bus_.get(), 0, 1.0);
 }
 
 void VirtualAudioInputStream::Close() {
   DCHECK(thread_checker_.CalledOnValidThread());
 
   Stop();  // Make sure callback_ is no longer being used.
@@ skipping 24 matching lines @@
 
 bool VirtualAudioInputStream::GetAutomaticGainControl() {
   return false;
 }
 
 bool VirtualAudioInputStream::IsMuted() {
   return false;
 }
 
 }  // namespace media