Optimize keyboard drawing code a bit

 * Remove useless boolean flag.
 * Use invalidate(int,int,int,int).
 * Don't draw background when hardware acceleration is enabled.

Change-Id: Id560ac84f33b5151437a42a4ff22736284d71e2d
1 file changed
tree: a6fdef975a2bfaba8e3eaaa92dd9beea570b655d
  1. dictionaries/
  2. java/
  3. native/
  4. tests/
  5. tools/
  6. Android.mk
  7. CleanSpec.mk