Jean Chalard 1875860d26 Stopgap solution for a crash.
This returns the wrong string, but since it's used for getting the
previous word for bigrams, it only results in slightly worse
suggestions quality.
Cherry-pick of I6ce5de2f

Bug: 11273655
Change-Id: I17fb6d74f18fb31bd8f8518f80456d74ae30a2c3
2013-10-22 20:07:06 +09:00
..