Rajulu Ponnada ce483cb074 hardware/qcom/display: Fixes corrupted display when using whith zero dirtyregion
An empty dirty region, which initiates tile rendering (non-preserved with full viewport)
but with no updates from the view hierarchy leading to uninitialized content on the screen

CR's Fixed:357662
(cherry picked from commit 66ceabd31fcd49c344b468a138438fe3d226f515)

Change-Id: Ieaa357ee2951aa8286ab1fe0f96b3d99bc424a3b
2012-06-03 02:49:06 -05:00
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