Add IEC60958 audio format

This format refers to the IEC 60958 specification. It can be used when
patching HDMI inputs. IEC 60958 can transport PCM and compressed audio.

Test: m
Change-Id: Idfafb3e2dc73ffb26529d797dce86f8419e5f75d
diff --git a/audio/7.0/config/api/current.txt b/audio/7.0/config/api/current.txt
index c1940e5..354566c 100644
--- a/audio/7.0/config/api/current.txt
+++ b/audio/7.0/config/api/current.txt
@@ -212,6 +212,7 @@
     enum_constant public static final android.audio.policy.configuration.V7_0.AudioFormat AUDIO_FORMAT_FLAC;
     enum_constant public static final android.audio.policy.configuration.V7_0.AudioFormat AUDIO_FORMAT_HE_AAC_V1;
     enum_constant public static final android.audio.policy.configuration.V7_0.AudioFormat AUDIO_FORMAT_HE_AAC_V2;
+    enum_constant public static final android.audio.policy.configuration.V7_0.AudioFormat AUDIO_FORMAT_IEC60958;
     enum_constant public static final android.audio.policy.configuration.V7_0.AudioFormat AUDIO_FORMAT_IEC61937;
     enum_constant public static final android.audio.policy.configuration.V7_0.AudioFormat AUDIO_FORMAT_LC3;
     enum_constant public static final android.audio.policy.configuration.V7_0.AudioFormat AUDIO_FORMAT_LDAC;