Fix ifndef name and filename mismatches in ui/gl/

Some of the ifndef's were missing GL_.

BUG=none
TEST=none

Review URL: https://codereview.chromium.org/107543005

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@244304 0039d316-1c4b-4281-b951-d872f2087c98
Installer string cleaning following Chrome Frame removal.

BUG=316496

Review URL: https://codereview.chromium.org/132583002

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@244305 0039d316-1c4b-4281-b951-d872f2087c98
SVN changes up to revision 244305