Add 4 VP9 profiles to the media::VideoCodecProfile enum.

ppapi/api/dev/pp_video_dev.idl

Index: ppapi/api/dev/pp_video_dev.idl
diff --git a/ppapi/api/dev/pp_video_dev.idl b/ppapi/api/dev/pp_video_dev.idl
index f135c0665bbeef440e51741c9070e72882581009..93c12ce0db0d2534126a6cc9a281b1d4fe452903 100644
--- a/ppapi/api/dev/pp_video_dev.idl
+++ b/ppapi/api/dev/pp_video_dev.idl
@@ -33,9 +33,10 @@ enum PP_VideoDecoder_Profile {
   PP_VIDEODECODER_H264PROFILE_STEREOHIGH = 10,
   PP_VIDEODECODER_H264PROFILE_MULTIVIEWHIGH = 11,
   PP_VIDEODECODER_VP8PROFILE_ANY = 12,
-  PP_VIDEODECODER_VP9PROFILE_ANY = 13,
-  // 4 profile values are reserved for VP9 profiles.
-  // PP_VIDEODECODER_HEVCPROFILE_MAIN = VP9PROFILE_ANY + 4
+  PP_VIDEODECODER_VP9PROFILE_PROFILE0 = 13,
+  PP_VIDEODECODER_VP9PROFILE_PROFILE1 = 14,
+  PP_VIDEODECODER_VP9PROFILE_PROFILE2 = 15,
+  PP_VIDEODECODER_VP9PROFILE_PROFILE3 = 16,
   PP_VIDEODECODER_HEVCPROFILE_MAIN = 17,
   PP_VIDEODECODER_HEVCPROFILE_MAIN10 = 18,
   PP_VIDEODECODER_HEVCPROFILE_MAIN_STILL_PICTURE = 19