Merge commit '3bc83eb0' into downstream

Change-Id: Id3980b39889f28ab42284119747eb461be0a3ce5
tree: 83d315414916123ca1f22e16026690af746c48d9
  1. res/
  2. src/
  3. tests/
  4. Android.mk
  5. AndroidManifest.xml
  6. wrap_alpha.py