am 78a50aa1: Merge change If3c30fc9 into eclair

Merge commit '78a50aa1db6572ba7d9f9d91c6eb16f993c09f40' into eclair-mr2

* commit '78a50aa1db6572ba7d9f9d91c6eb16f993c09f40':
  Patching in hidden API to allow app managed preview frame buffers.