am 17580294: am 8b0b1f77: (-s ours) am 31703583: (-s ours) Merge "DO NOT MERGE libstagefright: Stop using IGBC::BufferItem"

* commit '175802940e30d2ae7bbf36656f08d47067c0a069':
  DO NOT MERGE libstagefright: Stop using IGBC::BufferItem