display: fix display for msm7x30

implement ANCIENT_GL ifdef to revert commit 2d69977f816031dacbf4378b2e54a3b6c4209d9a witout breaking other devices

Ported from jellybean (was Change-Id: I6aad90a7abae75cd780e4532eb53882ddd5fd0d3)

http://review.cyanogenmod.org/#/c/25937/

Signed-off-by: Michael Bestas <mikeioannina@gmail.com>

Change-Id: I63520ec7b4480c38186a9b2bd67b4e95a096e363