Guard against null key events...which can happen.

Bug: 25772143
Change-Id: I0c2665aea25c65b92e6f6c0b1454f1e07112fc9c
1 file changed
tree: aa2e008d19cf68e913d0740e11362310d2f3d3c4
  1. res/
  2. src/
  3. tests/
  4. Android.mk
  5. AndroidManifest.xml
  6. wrap_alpha.py