am d278ffc0: am 96e0c315: Merge change Ia3f7ef64 into eclair

Merge commit 'd278ffc0984d730b333f53636a223eae6d9b7657' into eclair-mr2-plus-aosp

* commit 'd278ffc0984d730b333f53636a223eae6d9b7657':
  PowerManager: Don't poke user activity in setKeyboardVisibility unless the state actually changed.