am a86f1ccc: Merge change Ie2d155a5 into eclair-mr2

Merge commit 'a86f1ccca0bf54f27c398b4dbb0f2f1ec7293315' into eclair-mr2-plus-aosp

* commit 'a86f1ccca0bf54f27c398b4dbb0f2f1ec7293315':
  Add a new API for initing Wifi multicast filtering