Remove all key preview from placer when window gets hide

Bug: 5130302
Change-Id: I70e3737c33bfbac99366ab36d3437b0801f5140a
2 files changed
tree: 47a2918e7309412013a30c2553b0eee0c8ee4a9e
  1. dictionaries/
  2. java/
  3. native/
  4. tests/
  5. tools/
  6. Android.mk
  7. CleanSpec.mk