GitLab

Per vandebo's suggestion, this is a minimal fix to the security-hole meant
for backporting/merging.

https://codereview.chromium.org/23760004/ is the long-term fix.

BUG=284792

Review URL: https://chromiumcodereview.appspot.com/23461031

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@222143 0039d316-1c4b-4281-b951-d872f2087c98