Mojify demuxers and allow running {Chunk/FFmpeg}Demuxer in a Utility Process

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 13a15251fb00ddaaa6b726d1eba2aa5b119308c8..1f5b43bae502882290b48b706924170a490c6412 100644
--- a/media/mojo/interfaces/media_types.typemap
+++ b/media/mojo/interfaces/media_types.typemap
@@ -9,7 +9,9 @@ public_headers = [
   "//media/base/buffering_state.h",
   "//media/base/channel_layout.h",
   "//media/base/decode_status.h",
+  "//media/base/pipeline_status.h",
   "//media/base/encryption_scheme.h",
+  "//media/base/pipeline_status.h",
   "//media/base/sample_format.h",
   "//media/base/subsample_entry.h",
   "//media/base/video_codecs.h",
@@ -24,12 +26,14 @@ deps = [
 ]
 
 type_mappings = [
+  "media.mojom.MemoryPressureLevel=base::MemoryPressureListener::MemoryPressureLevel",
   "media.mojom.AudioCodec=media::AudioCodec",
   "media.mojom.BufferingState=media::BufferingState",
   "media.mojom.ChannelLayout=media::ChannelLayout",
   "media.mojom.ColorSpace=media::ColorSpace",
   "media.mojom.DecodeStatus=media::DecodeStatus",
   "media.mojom.EncryptionScheme.CipherMode=media::EncryptionScheme::CipherMode",
+  "media.mojom.PipelineStatus=media::PipelineStatus",
   "media.mojom.SampleFormat=media::SampleFormat",
   "media.mojom.SubsampleEntry=media::SubsampleEntry",
   "media.mojom.VideoCodec=media::VideoCodec",