bugfix: use existing compositor canvas pointer as the windows pointer when doing wayland windows (internal dialogs), and in such a case don't free the window pointer on window hide/destroy.
bugfix: use existing compositor canvas pointer as the windows pointer
when doing wayland windows (internal dialogs), and in such a case
don't free the window pointer on window hide/destroy.

NB: This fixes the case when running wayland-only and dialogs would
actually show 2 pointers.

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

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