common: Drop use of deprecated GdkDisplay methods

11 jobs from gdkx11-deprecated in 8 minutes and 43 seconds (queued for 2 seconds)
latest
Status Job ID Name Coverage
  Build
passed #208246
build

00:04:50

 
  Test
passed #208248
asan

00:03:52

passed #208247
test

00:02:02

 
  Manual
manual #208253
allowed to fail manual
armv8
manual #208249
allowed to fail manual
flatpak
manual #208252
allowed to fail manual
msan
manual #208254
allowed to fail manual
ppc64le
manual #208250
allowed to fail manual
tsan
manual #208251
allowed to fail manual
ubsan
 
  Review
manual #208255
allowed to fail manual
review
manual #208256
allowed to fail manual
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