Removed direct inclusion of GL headers from gl_utils.h.
Now they are included indirectly via glew.
This caused a problem for some people building for linux.
TEST=trybots
BUG=41039

Review URL: http://codereview.chromium.org/1714004

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@45338 0039d316-1c4b-4281-b951-d872f2087c98
1 file changed