am e851cdc6: Merge change Ifd95b9f5 into eclair

Merge commit 'e851cdc6c48c977d05096847001a0601d892fd55' into eclair-mr2

* commit 'e851cdc6c48c977d05096847001a0601d892fd55':
  Fix #2313382: SECURITY: Live wallpapers get touch events through the lock screen.