Decoder: Cleaned up parse sps function. am: 4eb72f7c am: a0cec244 am: fc2be155 am: e8db7990 am: b0248db1 am: 5aea8262 am: 13fab492 am: a71858bd am: 3f3e292a Change-Id: I3a44c4df657554ae65b6b74848bb17532461550f