if the system doesn't have a pointer device
common_surface_resize will crash on
accessing seat-pointer-button_count. if the system
does have a pointer device, but attempts to resize
a window using touchscreen - nothing happens. here
we implement separate window resizing path for
seat-touch as it
* Updated the patch for latest weston changes
* If we resize a window using touchscreen, then move it, then press maximize
button,
then press it again then window will not be at the same position when it was
before
maximizing, this is not fixed by adding
grab-shsurf-resize_edges = 0 to
