Introduce AudioRendererSink::IsOptimizedForHardwareParameters

media/blink/webaudiosourceprovider_impl.cc

Index: media/blink/webaudiosourceprovider_impl.cc
diff --git a/media/blink/webaudiosourceprovider_impl.cc b/media/blink/webaudiosourceprovider_impl.cc
index 4cace4314b4203352d45914770eafa38930597a3..d96e78f4e9dad0abb0a655bc10156f35128f2843 100644
--- a/media/blink/webaudiosourceprovider_impl.cc
+++ b/media/blink/webaudiosourceprovider_impl.cc
@@ -258,6 +258,11 @@ OutputDeviceInfo WebAudioSourceProviderImpl::GetOutputDeviceInfo() {
                : OutputDeviceInfo(OUTPUT_DEVICE_STATUS_ERROR_NOT_FOUND);
 }
 
+bool WebAudioSourceProviderImpl::IsOptimizedForHardwareParameters() {
+  base::AutoLock auto_lock(sink_lock_);
+  return client_ ? false : true;
+}
+
 bool WebAudioSourceProviderImpl::CurrentThreadIsRenderingThread() {
   NOTIMPLEMENTED();
   return false;