am 4e3a8afd: am 8b56ad78: Merge "Revise welcome screen video and still image"

* commit '4e3a8afd173b23f8f73fd18d0b23a3cc8f3226b4':
  Revise welcome screen video and still image
tree: 4edea51bb40fdbc9d6fc145df05be3d0057c1858
  1. dictionaries/
  2. java/
  3. native/
  4. tests/
  5. tools/
  6. Android.mk
  7. CleanSpec.mk