Remove mPrevWordsInfo

This member has outlived its usefulness. It's not clear now that it
makes things really faster, but it does bring a lot of complexity
that we can avoid by removing it.

Change-Id: Ifbc8094a45b56b958fe165b1930f4cc358a97721
5 files changed
tree: 8001bf86775d5b73176710547f0a10f616e9adcb
  1. dictionaries/
  2. java/
  3. native/
  4. tests/
  5. tools/
  6. Android.mk
  7. CleanSpec.mk