am 75a91389: Merge "Implement native key pre-dispatching to IMEs." into gingerbread

Merge commit '75a91389f1938214397aaee262f4136e6bb6b094' into gingerbread-plus-aosp

* commit '75a91389f1938214397aaee262f4136e6bb6b094':
  Implement native key pre-dispatching to IMEs.