[gtk+] gdkscreen-win32.c: Remove leftovers of removal of visual APIs

[Chun-wei Fan <fanchunwei src gnome org>]

commit 3baa4a9741835fda4b858a88d48de2bb21620b42
Author: Chun-wei Fan <fanchunwei src gnome org>
Date:   Fri Nov 4 14:16:36 2016 +0800

    gdkscreen-win32.c: Remove leftovers of removal of visual APIs
    
    There were some more items that ought to be removed.  Remove them.
    
    https://bugzilla.gnome.org/show_bug.cgi?id=773299

 gdk/win32/gdkscreen-win32.c |    6 ------
 1 files changed, 0 insertions(+), 6 deletions(-)
---
diff --git a/gdk/win32/gdkscreen-win32.c b/gdk/win32/gdkscreen-win32.c
index 88568cc..cd1c9ff 100644
--- a/gdk/win32/gdkscreen-win32.c
+++ b/gdk/win32/gdkscreen-win32.c
@@ -138,12 +138,6 @@ gdk_win32_screen_init (GdkWin32Screen *win32_screen)
   if (logpixelsx > 0)
     _gdk_screen_set_resolution (screen, logpixelsx);
 
-  win32_screen->system_visual = init_visual (screen, FALSE);
-  win32_screen->rgba_visual = init_visual (screen, TRUE);
-
-  win32_screen->available_visual_depths[0] = win32_screen->rgba_visual->depth;
-  win32_screen->available_visual_types[0] = win32_screen->rgba_visual->type;
-
   _gdk_win32_display_init_monitors (GDK_WIN32_DISPLAY (_gdk_display));
   init_root_window (win32_screen);
 }