Use linked list for bigram list.

BinaryDictionaryTests for VERSION4_DEV:
Before
Time: 36.461
After
Time: 33.031

Bug: 14425059

Change-Id: I9ca2714f450f61f713df6ebd34c953dece991cdb
6 files changed
tree: 4ff64fc44ecb443d985add8a92b37c15595d9552
  1. dictionaries/
  2. java/
  3. native/
  4. tests/
  5. tools/
  6. Android.mk
  7. CleanSpec.mk