Merge AssociateStreamWithProducer message into CreateStream message for both audio output and input.

content/renderer/media/mock_media_stream_dependency_factory.cc

Index: content/renderer/media/mock_media_stream_dependency_factory.cc
diff --git a/content/renderer/media/mock_media_stream_dependency_factory.cc b/content/renderer/media/mock_media_stream_dependency_factory.cc
index af3177fc1b713f32a30a8747f770e7ddd63d9eb4..49359eb0f460ca26b498fe446edba93ea16787bb 100644
--- a/content/renderer/media/mock_media_stream_dependency_factory.cc
+++ b/content/renderer/media/mock_media_stream_dependency_factory.cc
@@ -403,7 +403,8 @@ MockMediaStreamDependencyFactory::CreateLocalVideoSource(
 }
 
 bool MockMediaStreamDependencyFactory::InitializeAudioSource(
-  const StreamDeviceInfo& device_info) {
+    int render_view_id,
+    const StreamDeviceInfo& device_info) {
   return true;
 }