Make PrevWordsInfo have multiple words' information.

Bug: 14425059
Change-Id: I2bd6a872904a44b80f638a13d91a97559217cc1a
18 files changed
tree: 40789514163f738b73d8aa8b6c753334f53702b2
  1. dictionaries/
  2. java/
  3. native/
  4. tests/
  5. tools/
  6. Android.mk
  7. CleanSpec.mk