Reland: Make more media APIs aware of |delay| and |delay_timestamp|

content/renderer/media/renderer_webaudiodevice_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/media/renderer_webaudiodevice_impl.h"
 
 #include <stddef.h>
 
 #include <string>
 
 #include "base/command_line.h"
 #include "base/logging.h"
 #include "base/time/time.h"
 #include "build/build_config.h"
 #include "content/renderer/media/audio_device_factory.h"
 #include "content/renderer/render_frame_impl.h"
 #include "content/renderer/render_thread_impl.h"
+#include "media/base/audio_timestamp_helper.h"
 #include "media/base/silent_sink_suspender.h"
 #include "third_party/WebKit/public/web/WebLocalFrame.h"
 #include "third_party/WebKit/public/web/WebView.h"
 
 using blink::WebAudioDevice;
 using blink::WebLocalFrame;
 using blink::WebVector;
 using blink::WebView;
 
 namespace content {
@@ skipping 65 matching lines @@
 
 #if defined(OS_ANDROID)
   webaudio_suspender_.reset();
 #endif
 }
 
 double RendererWebAudioDeviceImpl::sampleRate() {
   return params_.sample_rate();
 }
 
-int RendererWebAudioDeviceImpl::Render(media::AudioBus* dest,
-                                       uint32_t frames_delayed,
-                                       uint32_t frames_skipped) {
+int RendererWebAudioDeviceImpl::Render(base::TimeDelta delay,
+                                       base::TimeTicks delay_timestamp,
+                                       int prior_frames_skipped,
+                                       media::AudioBus* dest) {
   // Wrap the output pointers using WebVector.
   WebVector<float*> web_audio_dest_data(static_cast<size_t>(dest->channels()));
   for (int i = 0; i < dest->channels(); ++i)
     web_audio_dest_data[i] = dest->channel(i);
 
   // TODO(xians): Remove the following |web_audio_source_data| after
   // changing the blink interface.
   WebVector<float*> web_audio_source_data(static_cast<size_t>(0));
   client_callback_->render(web_audio_source_data, web_audio_dest_data,
                            dest->frames());
   return dest->frames();
 }
 
 void RendererWebAudioDeviceImpl::OnRenderError() {
   // TODO(crogers): implement error handling.
 }
 
 }  // namespace content