- debug.gr.swapinterval is now deprecated. It has been replaced by
debug.egl.swapinterval.
- Do not disable MDP bypass if we have ASYNCHRONOUS layers present
and debug.egl.swapinterval=0.
- Do not lock overlay buffers if debug.egl.swapinterval=0
Conflicts:
liboverlay/overlayLibUI.cpp
Change-Id: I004a437397570ad62b589bb68db2b9815917f551