am 674c51a0: am ec2981a4: Fix a bug on upgrading user history scheme

* commit '674c51a01117b73dd25473195f92fb0c0158da26':
  Fix a bug on upgrading user history scheme
tree: 24ab7a38051881bbee1aabe5570d99fd3eeb20e8
  1. dictionaries/
  2. java/
  3. native/
  4. tests/
  5. tools/
  6. Android.mk
  7. CleanSpec.mk