Revert "msm: mdp: Update sync pt. behaviour"

This reverts commit 965593062c97917117c0142081cf9285ed35fa29.
msm_mdp: Use the header from android userspace

This isn't matched with MDP, but userspace (qcom/display) is built
with this copy, and the mismatch is generating artifacts

Change-Id: Ib909df644fc60ae18bcf964444439f63f70d0d15
defconfig: update

Signed-off-by: Dennis Rassmann <showp1984@gmail.com>