Revert of Define AudioBuffer and VideoFrame for mojo

media/mojo/services/media_type_converters.h

Index: media/mojo/services/media_type_converters.h
diff --git a/media/mojo/services/media_type_converters.h b/media/mojo/services/media_type_converters.h
index 92450c8d6f38a18ec5d73e3f2dfdd2ea36f68db2..0133a9986310b40cac18babebac8fb8b977b08d3 100644
--- a/media/mojo/services/media_type_converters.h
+++ b/media/mojo/services/media_type_converters.h
@@ -12,12 +12,10 @@
 #include "mojo/public/cpp/bindings/type_converter.h"
 
 namespace media {
-class AudioBuffer;
 class AudioDecoderConfig;
 class DecoderBuffer;
 class DecryptConfig;
 class VideoDecoderConfig;
-class VideoFrame;
 struct CdmConfig;
 struct CdmKeyInformation;
 struct SubsampleEntry;
@@ -114,32 +112,6 @@
   static media::CdmConfig Convert(const media::interfaces::CdmConfigPtr& input);
 };
 
-template <>
-struct TypeConverter<media::interfaces::AudioBufferPtr,
-                     scoped_refptr<media::AudioBuffer>> {
-  static media::interfaces::AudioBufferPtr Convert(
-      const scoped_refptr<media::AudioBuffer>& input);
-};
-template <>
-struct TypeConverter<scoped_refptr<media::AudioBuffer>,
-                     media::interfaces::AudioBufferPtr> {
-  static scoped_refptr<media::AudioBuffer> Convert(
-      const media::interfaces::AudioBufferPtr& input);
-};
-
-template <>
-struct TypeConverter<media::interfaces::VideoFramePtr,
-                     scoped_refptr<media::VideoFrame>> {
-  static media::interfaces::VideoFramePtr Convert(
-      const scoped_refptr<media::VideoFrame>& input);
-};
-template <>
-struct TypeConverter<scoped_refptr<media::VideoFrame>,
-                     media::interfaces::VideoFramePtr> {
-  static scoped_refptr<media::VideoFrame> Convert(
-      const media::interfaces::VideoFramePtr& input);
-};
-
 }  // namespace mojo
 
 #endif  // MEDIA_MOJO_SERVICES_MEDIA_TYPE_CONVERTERS_H_