Add another multi-device invariant
authorMatthias Clasen <mclasen@redhat.com>
Tue, 28 Oct 2014 04:54:39 +0000 (00:54 -0400)
committerMatthias Clasen <mclasen@redhat.com>
Tue, 28 Oct 2014 04:54:39 +0000 (00:54 -0400)
commitabe7187cfb2c19a177a28b9adc236060bf17665e
tree5a15e40215475441178810197c6d27b403b93929
parent86f66d26fe154db10d13c405414ba9dc90b0baca
Add another multi-device invariant

The device and window passed to gdk_device_grab() must be
on the same display, or things are unlikely to work.
Document and assert this.
gdk/gdkdevice.c