patch 9.1.1585: Wayland: gvim still needs GVIM_ENABLE_WAYLAND

Problem:  Wayland: gvim still needs GVIM_ENABLE_WAYLAND
Solution: Drop the GVIM_ENABLE_WAYLAND code, always enable both X11 and
          Wayland GUI support (Christoffer Aasted)

closes: #17817

Signed-off-by: Christoffer Aasted <chr.aasted@gmail.com>
Signed-off-by: Christian Brabandt <cb@256bit.org>

Author: dezza

runtime/doc/gui_x11.txt

@@ -1,4 +1,4 @@
-*gui_x11.txt*   For Vim version 9.1.  Last change: 2024 Nov 17
+*gui_x11.txt*   For Vim version 9.1.  Last change: 2025 Jul 23
 
 
 		  VIM REFERENCE MANUAL    by Bram Moolenaar
@@ -649,9 +649,8 @@ X11R5 with a library for X11R6 probably doesn't work (although the linking
 won't give an error message, Vim will crash later).
 
 							*gui-wayland*
-Initial support for the Wayland display server protocol has landed in patch
-9.1.0064. To enable it, you need to set the environment variable
-"$GVIM_ENABLE_WAYLAND" in your shell.
+Support for the Wayland display server protocol has landed in patch
+9.1.0064.
 
 Note: The Wayland protocol is subject to some restrictions, so the following
 functions won't work: |getwinpos()|, |getwinposx()|, |getwinposy()| and the

src/gui_gtk_x11.c

@@ -1732,15 +1732,6 @@ gui_mch_init_check(void)
     }
 #endif
 
-#if GTK_CHECK_VERSION(3,10,0)
-    // Vim currently assumes that Gtk means X11, so it cannot use native Gtk
-    // support for other backends such as Wayland.
-    //
-    // Use an environment variable to enable unfinished Wayland support.
-    if (getenv("GVIM_ENABLE_WAYLAND") == NULL)
-	gdk_set_allowed_backends ("x11");
-#endif
-
 #ifdef FEAT_GUI_GNOME
     if (gtk_socket_id == 0)
 	using_gnome = 1;

src/version.c

@@ -719,6 +719,8 @@ static char *(features[]) =
 
 static int included_patches[] =
 {   /* Add new patch number below this line */
+/**/
+    1585,
 /**/
     1584,
 /**/