Merge "Track graphic buffer mode in OMXNodeInstance" into lmp-dev am: 7b27979c5e  -s ours am: 5095462e64  -s ours am: 12e787d348  -s ours am: 33d5c3961e  -s ours am: d4ebb1c11e  -s ours am: 1e4f17cc7f  -s ours am: f683584e29  -s ours am: 4a969bc360  -s ours am: 52c241ed72  -s ours am: c9cdb1e9a6  -s ours am: 72892c2b11  -s ours am: 4e1e297cd9  -s ours am: 07e905cd72  -s ours
am: 718f6145c4  -s ours

Change-Id: I32b1b0cde5c68d5a118cc9aff5f7561a1e8116f7