am d1b3988a: Merge change I4039545e into eclair-mr2

Merge commit 'd1b3988adfe0b55291d0ebc8479e62ab1d2b9d21' into eclair-mr2-plus-aosp

* commit 'd1b3988adfe0b55291d0ebc8479e62ab1d2b9d21':
  Fire OnGroupClick events when collapsing a group in ExpandableListView.