am 5994cd28: -hide AccountManagerResponse, which never should have been exposed in the first place

Merge commit '5994cd2898ad3c76d1f5068137a884024f521163' into eclair-plus-aosp

* commit '5994cd2898ad3c76d1f5068137a884024f521163':
  -hide AccountManagerResponse, which never should have been exposed in the first place