GitLab

Answers in Suggest requires a version number on all suggest queries.
Add a gs_rn=42 attribute to requests if Answers is enabled.

BUG=370192

Review URL: https://codereview.chromium.org/269293002

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@269486 0039d316-1c4b-4281-b951-d872f2087c98