Add IsSupportedBitstreamAudioCodec() function in MediaClient.

content/public/renderer/content_renderer_client.cc

Index: content/public/renderer/content_renderer_client.cc
diff --git a/content/public/renderer/content_renderer_client.cc b/content/public/renderer/content_renderer_client.cc
index 5d510fe3c4c1258d57b07921431ecac05e020507..12dd5a50cb414d5112e99ec4dca2c1b4e43c38ce 100644
--- a/content/public/renderer/content_renderer_client.cc
+++ b/content/public/renderer/content_renderer_client.cc
@@ -194,6 +194,11 @@ bool ContentRendererClient::IsSupportedVideoConfig(
   return ::media::IsSupportedVideoConfig(config);
 }
 
+bool ContentRendererClient::IsSupportedBistreamAudioCodec(
+    media::AudioCodec codec) {
+  return false;
+}
+
 std::unique_ptr<MediaStreamRendererFactory>
 ContentRendererClient::CreateMediaStreamRendererFactory() {
   return nullptr;