display: Fix support for MDP 4.1

 * MDP 4.1 still does not support the borderfill pipe, baselayer logic
   should not be used.

Change-Id: I587bdff4a03ced141e43819eea70cec1aedaeb7b
Merge "display: Fix support for MDP 4.1" into qcom-4.4_2.7