Fix Android build failure after r162169.

TBR=dglazkov@chromium.org
BUG=318980

Review URL: https://codereview.chromium.org/74913002

git-svn-id: svn://svn.chromium.org/blink/trunk@162170 bbb929c8-8fbe-4397-9dbb-9b2b20218538