Land Henrik's patch: http://codereview.chromium.org/6721027/

content/renderer/renderer_webaudiodevice_impl.cc

Index: content/renderer/renderer_webaudiodevice_impl.cc
===================================================================
--- content/renderer/renderer_webaudiodevice_impl.cc	(revision 79311)
+++ content/renderer/renderer_webaudiodevice_impl.cc	(working copy)
@@ -10,8 +10,7 @@
 RendererWebAudioDeviceImpl::RendererWebAudioDeviceImpl(size_t buffer_size,
     int channels, double sample_rate, WebAudioDevice::RenderCallback* callback)
     : client_callback_(callback) {
-  audio_device_.reset(
-      new AudioDevice(buffer_size, channels, sample_rate, this));
+  audio_device_ = new AudioDevice(buffer_size, channels, sample_rate, this);
 }
 
 RendererWebAudioDeviceImpl::~RendererWebAudioDeviceImpl() {
@@ -26,13 +25,13 @@
   audio_device_->Stop();
 }
 
-double RendererWebAudioDeviceImpl::sampleRate()
-{
+double RendererWebAudioDeviceImpl::sampleRate() {
   return 44100.0;
 }
 
 void RendererWebAudioDeviceImpl::Render(const std::vector<float*>& audio_data,
-                                size_t number_of_frames) {
+                                size_t number_of_frames,
+                                size_t audio_delay_milliseconds) {
   // Make the client callback to get rendered audio.
   DCHECK(client_callback_);
   if (client_callback_) {