Update histograms.xml for new UseCounter entries

This patch updates histograms.xml for the new UseCounter entries. This
is primarily a mechanical change performed by vi with me driving.

Review URL: https://codereview.chromium.org/137803015

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@249562 0039d316-1c4b-4281-b951-d872f2087c98
SVN changes up to revision 249562