Privitize WaitTillDataReady() and DataReady().

media/audio/pulse/pulse_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 "media/audio/pulse/pulse_output.h"
 
 #include <pulse/pulseaudio.h>
 
 #include "base/message_loop.h"
 #include "media/audio/audio_manager_base.h"
@@ skipping 111 matching lines @@
     void* buffer = NULL;
     size_t bytes_to_fill = params_.GetBytesPerBuffer();
     CHECK_GE(pa_stream_begin_write(pa_stream_, &buffer, &bytes_to_fill), 0);
     CHECK_EQ(bytes_to_fill, static_cast<size_t>(params_.GetBytesPerBuffer()));
 
     int frames_filled = 0;
     if (source_callback_) {
       uint32 hardware_delay = pulse::GetHardwareLatencyInBytes(
           pa_stream_, params_.sample_rate(),
           params_.GetBytesPerFrame());
-      source_callback_->WaitTillDataReady();
       frames_filled = source_callback_->OnMoreData(
           audio_bus_.get(), AudioBuffersState(0, hardware_delay));
     }
 
     // Zero any unfilled data so it plays back as silence.
     if (frames_filled < audio_bus_->frames()) {
       audio_bus_->ZeroFramesPartial(
           frames_filled, audio_bus_->frames() - frames_filled);
     }
 
@@ skipping 65 matching lines @@
   volume_ = static_cast<float>(volume);
 }
 
 void PulseAudioOutputStream::GetVolume(double* volume) {
   DCHECK(manager_->GetMessageLoop()->BelongsToCurrentThread());
 
   *volume = volume_;
 }
 
 }  // namespace media