Mojom updates for Motown.

mojo/services/media/control/interfaces/BUILD.gn

Index: mojo/services/media/control/interfaces/BUILD.gn
diff --git a/mojo/services/media/audio/interfaces/BUILD.gn b/mojo/services/media/control/interfaces/BUILD.gn
similarity index 74%
copy from mojo/services/media/audio/interfaces/BUILD.gn
copy to mojo/services/media/control/interfaces/BUILD.gn
index 7efa911cda72c8e8f828c509f24b6196416081a7..b9162693c9181dea35bf621de52167737876fd1f 100644
--- a/mojo/services/media/audio/interfaces/BUILD.gn
+++ b/mojo/services/media/control/interfaces/BUILD.gn
@@ -7,7 +7,9 @@ import("$mojo_sdk_root/mojo/public/tools/bindings/mojom.gni")
 
 mojom("interfaces") {
   sources = [
-    "audio_server.mojom",
-    "audio_track.mojom",
+    "media_factory.mojom",
+    "media_player.mojom",
+    "media_sink.mojom",
+    "media_source.mojom",
   ]
 }