am d577cfd7: Merge "Switch Looper back to using poll() instead of epoll()." into gingerbread

Merge commit 'd577cfd73a223279f9a5af698f55edd38a3fe4db' into gingerbread-plus-aosp

* commit 'd577cfd73a223279f9a5af698f55edd38a3fe4db':
  Switch Looper back to using poll() instead of epoll().