Revert "GFX-Display: resolved the flashing issue when booting up SC1."

Revert "GFX-Display: resolved the flashing issue when booting up SC1."

BZ: 38205

Patch 47708 may cause instability on PR1 flashing
This reverts commit 677278e8e7adc7bbcc49298cf83809cd5e2d6b64.

Change-Id: I88356102f94296c8abc0f97a253047ee3d9e566d
Signed-off-by: Randy Xu <randy.xu@intel.com>
Reviewed-on: http://android.intel.com:8080/50038
Reviewed-by: Hu, Austin <austin.hu@intel.com>
Tested-by: Tong, BoX <box.tong@intel.com>
Reviewed-by: buildbot <buildbot@intel.com>
Tested-by: buildbot <buildbot@intel.com>