am 8217eac0: Merge "Fix double-checked locking bug in LocalSocket." into gingerbread

Merge commit '8217eac0a0b6d394139eefa85d5f467240427e98' into gingerbread-plus-aosp

* commit '8217eac0a0b6d394139eefa85d5f467240427e98':
  Fix double-checked locking bug in LocalSocket.