LookaheadFilterInterpreterTest:SimpleTest: fix missing null check

BUG=chromium-os:21982
TEST=unittest

Change-Id: Idd162691c5229e74d86f7c0a118aa748a590fd3d
1 file changed
tree: c38b57a9d14049820a29d79540401e92f54c2f5c
  1. .gitignore
  2. LICENSE
  3. Makefile
  4. include/
  5. src/
  6. tools/