Refactor content::RenderAudioSourceProvider as webkit_media::WebAudioSourceProviderImpl.

webkit/media/webmediaplayer_params.cc

Index: webkit/media/webmediaplayer_params.cc
diff --git a/webkit/media/webmediaplayer_params.cc b/webkit/media/webmediaplayer_params.cc
index b860531601b27ff68f68327fc74a65c8b0c91899..1f24625c9f42375007cdb8824d856892eef7eb7b 100644
--- a/webkit/media/webmediaplayer_params.cc
+++ b/webkit/media/webmediaplayer_params.cc
@@ -10,13 +10,11 @@
 namespace webkit_media {
 
 WebMediaPlayerParams::WebMediaPlayerParams(
-    WebKit::WebAudioSourceProvider* audio_source_provider,
     const scoped_refptr<media::AudioRendererSink>& audio_renderer_sink,
     const scoped_refptr<media::GpuVideoDecoder::Factories>& gpu_factories,
     MediaStreamClient* media_stream_client,
     const scoped_refptr<media::MediaLog>& media_log)
-    : audio_source_provider_(audio_source_provider),
-      audio_renderer_sink_(audio_renderer_sink),
+    : audio_renderer_sink_(audio_renderer_sink),
       gpu_factories_(gpu_factories),
       media_stream_client_(media_stream_client),
       media_log_(media_log) {