am e15968b4: Clean step for the move of SearchableInfo to android.app

Merge commit 'e15968b47a30fb6411a682ac06a5d93ea89011b0' into eclair-mr2-plus-aosp

* commit 'e15968b47a30fb6411a682ac06a5d93ea89011b0':
  Clean step for the move of SearchableInfo to android.app