tree c3083f87f1ba6c7e98c73a791df1f5ad04c3bee5
parent e90a218cf17e12a208b542f8f9f9255ffa327d25
author Keisuke Kuroyanagi <ksk@google.com> 1401445363 +0900
committer Keisuke Kuroyanagi <ksk@google.com> 1401447621 +0900

Null check for sentence level spell checking method.

Bug: 15334309
Change-Id: Id7dd440f7df37da76ae6381abe057ff92a76f4a1