[gtk+] x11: Remove outdated functions from API

[Benjamin Otte <otte src gnome org>]

commit d380cf114bb16eee08be167e484d2f2f79afaae5
Author: Benjamin Otte <otte redhat com>
Date:   Wed Nov 1 22:57:42 2017 +0100

    x11: Remove outdated functions from API
    
    We don't want generic APIs that do random stuff on the default X display.

 docs/reference/gdk/gdk4-sections.txt |    5 ----
 gdk/gdkwindow.c                      |    3 --
 gdk/x11/gdkmain-x11.c                |   45 ----------------------------------
 gdk/x11/gdkx11screen.h               |    3 --
 gdk/x11/gdkx11utils.h                |   12 ---------
 5 files changed, 0 insertions(+), 68 deletions(-)
---
diff --git a/docs/reference/gdk/gdk4-sections.txt b/docs/reference/gdk/gdk4-sections.txt
index 324dcfc..def93fb 100644
--- a/docs/reference/gdk/gdk4-sections.txt
+++ b/docs/reference/gdk/gdk4-sections.txt
@@ -797,7 +797,6 @@ GDK_TYPE_EVENT
 GDK_TYPE_NOTIFY_TYPE
 GDK_TYPE_PROPERTY_STATE
 GDK_TYPE_SCROLL_DIRECTION
-GDK_TYPE_VISIBILITY_STATE
 GDK_TYPE_WINDOW_STATE
 GDK_TYPE_OWNER_CHANGE
 
@@ -881,7 +880,6 @@ gdk_drag_context_get_type
 <INCLUDE>gdk/gdkx.h</INCLUDE>
 <TITLE>X Window System Interaction</TITLE>
 <FILE>x_interaction</FILE>
-GDK_ROOT_WINDOW
 GDK_WINDOW_XID
 GDK_DISPLAY_XDISPLAY
 GDK_CURSOR_XCURSOR
@@ -929,9 +927,6 @@ gdk_x11_window_get_desktop
 gdk_x11_window_set_utf8_property
 gdk_x11_window_set_frame_extents
 gdk_x11_window_set_frame_sync_enabled
-gdk_x11_get_default_root_xwindow
-gdk_x11_get_default_screen
-gdk_x11_get_default_xdisplay
 gdk_x11_grab_server
 gdk_x11_ungrab_server
 gdk_x11_cursor_get_xcursor
diff --git a/gdk/gdkwindow.c b/gdk/gdkwindow.c
index fb382d4..35de69a 100644
--- a/gdk/gdkwindow.c
+++ b/gdk/gdkwindow.c
@@ -92,9 +92,6 @@
  * region of the window wrt parent windows, in window-relative coordinates (clip_region).
  */
 
-/* This adds a local value to the GdkVisibilityState enum */
-#define GDK_VISIBILITY_NOT_VIEWABLE 3
-
 enum {
   MOVED_TO_RECT,
   LAST_SIGNAL
diff --git a/gdk/x11/gdkmain-x11.c b/gdk/x11/gdkmain-x11.c
index c365940..55b5223 100644
--- a/gdk/x11/gdkmain-x11.c
+++ b/gdk/x11/gdkmain-x11.c
@@ -415,48 +415,3 @@ gdk_x11_ungrab_server (void)
   gdk_x11_display_ungrab (gdk_display_get_default ());
 }
 
-/**
- * gdk_x11_get_default_screen:
- * 
- * Gets the default GTK+ screen number.
- * 
- * Returns: returns the screen number specified by
- *   the --display command line option or the DISPLAY environment
- *   variable when gdk_init() calls XOpenDisplay().
- **/
-gint
-gdk_x11_get_default_screen (void)
-{
-  GdkDisplay *display = gdk_display_get_default ();
-  return gdk_x11_screen_get_screen_number (GDK_X11_DISPLAY (display)->screen);
-}
-
-/**
- * gdk_x11_get_default_root_xwindow:
- * 
- * Gets the root window of the default screen 
- * (see gdk_x11_get_default_screen()).  
- * 
- * Returns: an Xlib Window.
- **/
-Window
-gdk_x11_get_default_root_xwindow (void)
-{
-  GdkDisplay *display = gdk_display_get_default ();
-  return GDK_SCREEN_XROOTWIN (GDK_X11_DISPLAY (display)->screen);
-}
-
-/**
- * gdk_x11_get_default_xdisplay:
- * 
- * Gets the default GTK+ display.
- * 
- * Returns: (transfer none): the Xlib Display* for
- * the display specified in the `--display` command
- * line option or the `DISPLAY` environment variable.
- **/
-Display *
-gdk_x11_get_default_xdisplay (void)
-{
-  return GDK_DISPLAY_XDISPLAY (gdk_display_get_default ());
-}
diff --git a/gdk/x11/gdkx11screen.h b/gdk/x11/gdkx11screen.h
index d843bad..167c7b5 100644
--- a/gdk/x11/gdkx11screen.h
+++ b/gdk/x11/gdkx11screen.h
@@ -62,9 +62,6 @@ GDK_AVAILABLE_IN_ALL
 const char* gdk_x11_screen_get_window_manager_name (GdkScreen *screen);
 
 GDK_AVAILABLE_IN_ALL
-gint     gdk_x11_get_default_screen       (void);
-
-GDK_AVAILABLE_IN_ALL
 gboolean gdk_x11_screen_supports_net_wm_hint (GdkScreen *screen,
                                               GdkAtom    property);
 
diff --git a/gdk/x11/gdkx11utils.h b/gdk/x11/gdkx11utils.h
index 0fa34bc..d23b13e 100644
--- a/gdk/x11/gdkx11utils.h
+++ b/gdk/x11/gdkx11utils.h
@@ -36,18 +36,6 @@
 
 G_BEGIN_DECLS
 
-GDK_AVAILABLE_IN_ALL
-Window   gdk_x11_get_default_root_xwindow (void);
-GDK_AVAILABLE_IN_ALL
-Display *gdk_x11_get_default_xdisplay     (void);
-
-/**
- * GDK_ROOT_WINDOW:
- *
- * Obtains the Xlib window id of the root window of the current screen.
- */
-#define GDK_ROOT_WINDOW()             (gdk_x11_get_default_root_xwindow ())
-
 /**
  * GDK_XID_TO_POINTER:
  * @xid: XID to stuff into the pointer