patch 9.1.0064: No Wayland support

Problem:  No Wayland support
Solution: Add Wayland UI support
          (lilydjwg)

closes: #9639

Signed-off-by: lilydjwg <lilydjwg@gmail.com>
Signed-off-by: Christian Brabandt <cb@256bit.org>
diff --git a/src/testdir/test_startup.vim b/src/testdir/test_startup.vim
index 7bf5a41..7c70391 100644
--- a/src/testdir/test_startup.vim
+++ b/src/testdir/test_startup.vim
@@ -518,9 +518,10 @@
       call writefile([&columns, &lines, getwinposx(), getwinposy(), string(getwinpos())], "Xtest_geometry")
       qall
     [CODE]
+    " Hide menu because gtk insists to make the window wide enough to show it completely
     " Some window managers have a bar at the top that pushes windows down,
     " need to use at least 130, let's do 150
-    if RunVim([], after, '-f -g -geometry 31x13+41+150')
+    if RunVim(['set guioptions-=m'], after, '-f -g -geometry 31x13+41+150')
       let lines = readfile('Xtest_geometry')
       " Depending on the GUI library and the windowing system the final size
       " might be a bit different, allow for some tolerance.  Tuned based on
@@ -529,9 +530,12 @@
       " for some reason, the window may contain fewer lines than requested
       " for GTK, so allow some tolerance
       call assert_inrange(8, 13,  str2nr(lines[1]))
-      call assert_equal('41', lines[2])
-      call assert_equal('150', lines[3])
-      call assert_equal('[41, 150]', lines[4])
+      " on Wayland there is no way to set or retrieve window positions
+      if empty($WAYLAND_DISPLAY)
+        call assert_equal('41', lines[2])
+        call assert_equal('150', lines[3])
+        call assert_equal('[41, 150]', lines[4])
+      endif
     endif
   endif