GitLab

This removes all the unnecessary stuff. Only base and url libraries are
necessary to compile data_element.cc.

BUG=None
TEST=None
R=jamesr@chromium.org

Review URL: https://codereview.chromium.org/392503002

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@282945 0039d316-1c4b-4281-b951-d872f2087c98