am 6012d1ff: am f263df2e: CTS: fix MediaCodecCapabilitiesTest - check that the mime type is supported by the codec before calling getCapabilitiesForType.

* commit '6012d1ff96705676601722a5b0ad87902c4497c4':
  CTS: fix MediaCodecCapabilitiesTest - check that the mime type is supported by the codec before calling getCapabilitiesForType.