Don't access out-of-bounds arguments.
Don't access out-of-bounds arguments.

TEST=select REGEXP('abc') from sqlite_master
BUG=30510

Review URL: http://codereview.chromium.org/501038

git-svn-id: http://src.chromium.org/svn/trunk/src@34754 4ff67af0-8c30-449e-8e8b-ad334ec8d88c

Former-commit-id: 12738cf943aea7d8ab7d32d22320a9b22edbefad
meego-tablet-ux/meego-app-browser,meego-tablet-ux/meego-app-browser,meego-tablet-ux/meego-app-browser,meego-tablet-ux/meego-app-browser,meego-tablet-ux/meego-app-browser,meego-tablet-ux/meego-app-browser,meego-tablet-ux/meego-app-browser,meego-tablet-ux/meego-app-browser,meego-tablet-ux/meego-app-browser,meego-tablet-ux/meego-app-browser