Decoder: Cleaned up parse sps function. am: 4eb72f7c am: a0cec244 am: fc2be155 am: e8db7990 am: b0248db1 am: 5aea8262 am: 13fab492 am: a71858bd am: 3f3e292a am: 504aab70 Change-Id: I3d4b4c6b207a06a1c5bf6fb191c42e85ff8195b9