Unify audio element loop abort criterion in ER syntax

Bug: 112891548
Test: atest DecoderTestXheAac ; atest DecoderTestAacDrc
Change-Id: Iea56cf804cfb9d396810124c718fc91bdff68392
(cherry picked from commit f2bc07da2ed70eb069f3faab1179c4c89792bf3d)
1 file changed