media: Use native audio enum types in media mojo interfaces

media/mojo/interfaces/media_types.typemap

Index: media/mojo/interfaces/media_types.typemap
diff --git a/media/mojo/interfaces/media_types.typemap b/media/mojo/interfaces/media_types.typemap
index a135b8253a148ae49961cd60d8e0321d967498fb..4054dfa0b3763bbfd6108e2515615650c2aa0f2b 100644
--- a/media/mojo/interfaces/media_types.typemap
+++ b/media/mojo/interfaces/media_types.typemap
@@ -5,8 +5,11 @@
 mojom = "//media/mojo/interfaces/media_types.mojom"
 
 public_headers = [
+  "//media/base/audio_codecs.h",
   "//media/base/buffering_state.h",
+  "//media/base/channel_layout.h",
   "//media/base/decode_status.h",
+  "//media/base/sample_format.h",
   "//media/base/subsample_entry.h",
 ]
 
@@ -18,7 +21,10 @@ deps = [
 ]
 
 type_mappings = [
+  "media.mojom.AudioCodec=media::AudioCodec",
   "media.mojom.BufferingState=media::BufferingState",
+  "media.mojom.ChannelLayout=media::ChannelLayout",
   "media.mojom.DecodeStatus=media::DecodeStatus",
+  "media.mojom.SampleFormat=media::SampleFormat",
   "media.mojom.SubsampleEntry=media::SubsampleEntry",
 ]