[gtk+] gdk: Remove GdkWindow.depth member variable

[Benjamin Otte <otte src gnome org>]

commit 6cc94ff1763635d68c0eb2bf7c5f52ed0142b554
Author: Benjamin Otte <otte redhat com>
Date:   Thu Oct 27 16:24:42 2016 +0200

    gdk: Remove GdkWindow.depth member variable
    
    It's unused.

 gdk/broadway/gdkwindow-broadway.c |    1 -
 gdk/gdkinternals.h                |    1 -
 gdk/gdkwindow.c                   |    2 --
 gdk/wayland/gdkwindow-wayland.c   |    1 -
 gdk/x11/gdkwindow-x11.c           |   10 ++++++----
 5 files changed, 6 insertions(+), 9 deletions(-)
---
diff --git a/gdk/broadway/gdkwindow-broadway.c b/gdk/broadway/gdkwindow-broadway.c
index 9044144..2dff60a 100644
--- a/gdk/broadway/gdkwindow-broadway.c
+++ b/gdk/broadway/gdkwindow-broadway.c
@@ -220,7 +220,6 @@ _gdk_broadway_screen_init_root_window (GdkScreen * screen)
   impl->id = 0;
 
   window->window_type = GDK_WINDOW_ROOT;
-  window->depth = 24;
 
   window->x = 0;
   window->y = 0;
diff --git a/gdk/gdkinternals.h b/gdk/gdkinternals.h
index 4a63967..f9951cd 100644
--- a/gdk/gdkinternals.h
+++ b/gdk/gdkinternals.h
@@ -167,7 +167,6 @@ struct _GdkWindow
   GdkEventMask event_mask;
   guint8 window_type;
 
-  guint8 depth;
   guint8 resize_count;
 
   gint8 toplevel_window_type;
diff --git a/gdk/gdkwindow.c b/gdk/gdkwindow.c
index 2b32b71..35eb40e 100644
--- a/gdk/gdkwindow.c
+++ b/gdk/gdkwindow.c
@@ -1240,11 +1240,9 @@ gdk_window_new (GdkWindow     *parent,
   if (attributes->wclass == GDK_INPUT_OUTPUT)
     {
       window->input_only = FALSE;
-      window->depth = window->visual->depth;
     }
   else
     {
-      window->depth = 0;
       window->input_only = TRUE;
     }
 
diff --git a/gdk/wayland/gdkwindow-wayland.c b/gdk/wayland/gdkwindow-wayland.c
index a714b18..b33c67a 100644
--- a/gdk/wayland/gdkwindow-wayland.c
+++ b/gdk/wayland/gdkwindow-wayland.c
@@ -376,7 +376,6 @@ _gdk_wayland_screen_create_root_window (GdkScreen *screen,
   cairo_surface_set_device_scale (impl->staging_cairo_surface, impl->scale, impl->scale);
 
   window->window_type = GDK_WINDOW_ROOT;
-  window->depth = 32;
 
   window->x = 0;
   window->y = 0;
diff --git a/gdk/x11/gdkwindow-x11.c b/gdk/x11/gdkwindow-x11.c
index 52dfd84..f6c49cd 100644
--- a/gdk/x11/gdkwindow-x11.c
+++ b/gdk/x11/gdkwindow-x11.c
@@ -641,7 +641,6 @@ _gdk_x11_screen_init_root_window (GdkScreen *screen)
   impl->window_scale = x11_screen->window_scale;
   
   window->window_type = GDK_WINDOW_ROOT;
-  window->depth = DefaultDepthOfScreen (x11_screen->xscreen);
 
   window->x = 0;
   window->y = 0;
@@ -915,6 +914,7 @@ _gdk_x11_display_create_window_impl (GdkDisplay    *display,
 
   unsigned int class;
   const char *title;
+  int depth;
 
   display_x11 = GDK_X11_DISPLAY (display);
   xparent = GDK_WINDOW_XID (real_parent);
@@ -978,10 +978,14 @@ _gdk_x11_display_create_window_impl (GdkDisplay    *display,
 
           impl->override_redirect = TRUE;
         }
+
+      depth = visual->depth;
     }
   else
     {
       class = InputOnly;
+
+      depth = 0;
     }
 
   if (window->width * impl->window_scale > 32767 ||
@@ -1002,7 +1006,7 @@ _gdk_x11_display_create_window_impl (GdkDisplay    *display,
                              (window->x + window->parent->abs_x) * impl->window_scale,
                              (window->y + window->parent->abs_y) * impl->window_scale,
                              window->width * impl->window_scale, window->height * impl->window_scale,
-                             0, window->depth, class, xvisual,
+                             0, depth, class, xvisual,
                              xattributes_mask, &xattributes);
 
   g_object_ref (window);
@@ -1159,8 +1163,6 @@ gdk_x11_window_foreign_new_for_display (GdkDisplay *display,
     win->state = 0;
   win->viewable = TRUE;
 
-  win->depth = attrs.depth;
-
   g_object_ref (win);
   _gdk_x11_display_add_window (display, &GDK_WINDOW_XID (win), win);