Move Row class into KeyboardBuilder

This is a followup of I5929e656.

Bug: 5245837
Change-Id: I06bc2774f77a2c5ddf0b6fe1b3ee70e9b3a7dd23
3 files changed
tree: 1e127457eef4e34aaeb85df18549380b21cfa6db
  1. dictionaries/
  2. java/
  3. native/
  4. tests/
  5. tools/
  6. Android.mk
  7. CleanSpec.mk