Revert "droidmemory: use 2 ANativeWindowBuffer objects"
Revert "droidmemory: use 2 ANativeWindowBuffer objects"

This reverts commit c03920636a5230c2c2f003d971efb98638f9d2a0.

mlehtima/gst-droid,sailfishos/gst-droid,sledges/gst-droid,foolab/gst-droid,foolab/gst-droid,mlehtima/gst-droid,sledges/gst-droid,sledges/gst-droid