Merge \\\\\"Decoder: Initialize first_pb_nal_in_pic for error slices\\\\\" into mnc-dev am: b9d7cba8bf am: c73e000665 am: 59248aa67c am: c4ef0f6129
am: ac9332c9ac

Change-Id: I740e66ede952e0d6d81f23f96b7941ea96ac126f