Merge "Track graphic buffer mode in OMXNodeInstance" into nyc-dev am: df11b20fd3 am: fbaadabfdf am: 3e2eac8b68 am: 0c799a519f am: 2a3f4e31ee  -s ours am: dcdf6352be  -s ours
am: 59d53d1854  -s ours

Change-Id: I49aa872d63a38f5f4ae27e8a7bafe553e2eec836