Revert "hwc: Skip load based composition for video playback."

Reason for revert: Not needed in high end targets since we have
more than one DMA pipes with DMA multiplexing enabled.

This reverts commit 3dbbd8853ab537afaf5487c962f88d077792702d.

Conflicts:
	libhwcomposer/hwc_mdpcomp.cpp

Change-Id: I03f143d2c1904de500cac7df4bbbeb81ff387f2d
1 file changed