Use onHoverEvent instead of dispatchHoverEvent

This CL also refactors KeyboardAccessibilityDelegate a bit to be able
to override on hovering methods that handle enter, move, and exit on a
key.

Bug: 12491371
Change-Id: I3c7e81ccb8729ae6e466c654efde0c18ed734bdf
3 files changed
tree: 9877f554297294b2a914c3cb70a41b5509a6c912
  1. dictionaries/
  2. java/
  3. native/
  4. tests/
  5. tools/
  6. Android.mk
  7. CleanSpec.mk