[gnome-shell/wip/carlosg/x11less-preparations: 3/3] shell: Only initialize global->xdisplay on X11 compositors

[Carlos Garnacho <carlosg src gnome org>]

commit 7c7d363dd3b2d10c5ceace1ffe22978ea27eeeed
Author: Carlos Garnacho <carlosg gnome org>
Date:   Thu Jan 31 12:03:34 2019 +0100

    shell: Only initialize global->xdisplay on X11 compositors
    
    This is just used to set up things that are relevant to X11 compositors
    (XDND, XFixes input region). We can live with it unset on the wayland
    compositor cases.
    
    https://gitlab.gnome.org/GNOME/gnome-shell/merge_requests/378

 src/shell-global.c | 8 ++------
 1 file changed, 2 insertions(+), 6 deletions(-)
---
diff --git a/src/shell-global.c b/src/shell-global.c
index 8f778c0f1..fa078f8f3 100644
--- a/src/shell-global.c
+++ b/src/shell-global.c
@@ -61,8 +61,6 @@ struct _ShellGlobal {
 
   MetaDisplay *meta_display;
   MetaWorkspaceManager *workspace_manager;
-  GdkDisplay *gdk_display;
-  MetaX11Display *x11_display;
   Display *xdisplay;
 
   char *session_mode;
@@ -849,15 +847,13 @@ _shell_global_set_plugin (ShellGlobal *global,
   display = meta_plugin_get_display (plugin);
   global->meta_display = display;
   global->workspace_manager = meta_display_get_workspace_manager (display);
-  global->x11_display = meta_display_get_x11_display (display);
-  global->xdisplay = meta_x11_display_get_xdisplay (global->x11_display);
-
-  global->gdk_display = gdk_x11_lookup_xdisplay (global->xdisplay);
 
   global->stage = CLUTTER_STAGE (meta_get_stage_for_display (display));
 
   if (meta_is_wayland_compositor ())
     {
+      MetaX11Display *x11_display = meta_display_get_x11_display (display);
+      global->xdisplay = meta_x11_display_get_xdisplay (x11_display);
       global->stage_xwindow = None;
     }
   else