am c5b755cd: Merge "Modify getState to prefer AKEY_STATE_DOWN and AKEY_STATE_UP over AKEY_STATE_UNKNOWN."

* commit 'c5b755cd5d0718e6b45f2d5a88171d66f0e4e497':
  Modify getState to prefer AKEY_STATE_DOWN and AKEY_STATE_UP over AKEY_STATE_UNKNOWN.