Make GL calls go through macro (and therefore trigger callback function if present)
Make GL calls go through macro (and therefore trigger callback function if present)

Review URL: http://codereview.appspot.com/4986043/


git-svn-id: e8541e15acce502a64c929015570ad1648e548cd@2223 2bbb7eff-a529-9590-31e7-b0007b416f81

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