e-comp-wl: Fix region_add and region_subtract functions to make sure we have accurate opaque regions
e-comp-wl: Fix region_add and region_subtract functions to make sure we have accurate opaque regions

Signed-off-by: Chris Michael <177aeddb9e34930a357ecd8dd2d21c80fe280c85@samsung.com>

rvandegrift/e,tizenorg/platform.upstream.enlightenment,FlorentRevest/Enlightenment,FlorentRevest/Enlightenment,tasn/enlightenment,tizenorg/platform.upstream.enlightenment,tasn/enlightenment,rvandegrift/e,FlorentRevest/Enlightenment,tizenorg/platform.upstream.enlightenment,rvandegrift/e,tasn/enlightenment