[gtk+] Drop atom-related cast macros

[Matthias Clasen <matthiasc src gnome org>]

commit 84eaf3da7defcd344248c547b3de0c797d224d6c
Author: Matthias Clasen <mclasen redhat com>
Date:   Wed Dec 13 23:47:02 2017 -0500

    Drop atom-related cast macros
    
    These don't really add anything, just drop them.

 gdk/gdkdevice.c           |    2 +-
 gdk/gdktypes.h            |   17 -----------------
 gdk/x11/gdkproperty-x11.c |   13 +++++--------
 3 files changed, 6 insertions(+), 26 deletions(-)
---
diff --git a/gdk/gdkdevice.c b/gdk/gdkdevice.c
index 92e6a61..eca18de 100644
--- a/gdk/gdkdevice.c
+++ b/gdk/gdkdevice.c
@@ -1236,7 +1236,7 @@ gdk_device_list_axes (GdkDevice *device)
       GdkAxisInfo axis_info;
 
       axis_info = g_array_index (device->axes, GdkAxisInfo, i);
-      axes = g_list_prepend (axes, GDK_ATOM_TO_POINTER (axis_info.label));
+      axes = g_list_prepend (axes, axis_info.label);
     }
 
   return g_list_reverse (axes);
diff --git a/gdk/gdktypes.h b/gdk/gdktypes.h
index 533bdfa..d77094a 100644
--- a/gdk/gdktypes.h
+++ b/gdk/gdktypes.h
@@ -102,23 +102,6 @@ typedef cairo_rectangle_int_t         GdkRectangle;
  */
 typedef const char                   *GdkAtom;
 
-/**
- * GDK_ATOM_TO_POINTER:
- * @atom: a #GdkAtom.
- *
- * Converts a #GdkAtom into a pointer type.
- */
-#define GDK_ATOM_TO_POINTER(atom) ((gpointer) (atom))
-
-/**
- * GDK_POINTER_TO_ATOM:
- * @ptr: a pointer containing a #GdkAtom.
- *
- * Extracts a #GdkAtom from a pointer. The #GdkAtom must have been
- * stored in the pointer with GDK_ATOM_TO_POINTER().
- */
-#define GDK_POINTER_TO_ATOM(ptr)  ((GdkAtom)(ptr))
-
 /* Forward declarations of commonly used types */
 typedef struct _GdkRGBA               GdkRGBA;
 typedef struct _GdkContentFormats     GdkContentFormats;
diff --git a/gdk/x11/gdkproperty-x11.c b/gdk/x11/gdkproperty-x11.c
index 646f5e6..dc3ca81 100644
--- a/gdk/x11/gdkproperty-x11.c
+++ b/gdk/x11/gdkproperty-x11.c
@@ -47,12 +47,10 @@ insert_atom_pair (GdkDisplay *display,
       display_x11->atom_to_virtual = g_hash_table_new (g_direct_hash, NULL);
     }
   
-  g_hash_table_insert (display_x11->atom_from_virtual, 
-                      GDK_ATOM_TO_POINTER (virtual_atom), 
+  g_hash_table_insert (display_x11->atom_from_virtual, (gpointer)virtual_atom, 
                       GUINT_TO_POINTER (xatom));
   g_hash_table_insert (display_x11->atom_to_virtual,
-                      GUINT_TO_POINTER (xatom), 
-                      GDK_ATOM_TO_POINTER (virtual_atom));
+                      GUINT_TO_POINTER (xatom), (gpointer)virtual_atom);
 }
 
 static Atom
@@ -62,8 +60,7 @@ lookup_cached_xatom (GdkDisplay *display,
   GdkX11Display *display_x11 = GDK_X11_DISPLAY (display);
 
   if (display_x11->atom_from_virtual)
-    return GPOINTER_TO_UINT (g_hash_table_lookup (display_x11->atom_from_virtual,
-                                                 GDK_ATOM_TO_POINTER (atom)));
+    return GPOINTER_TO_UINT (g_hash_table_lookup (display_x11->atom_from_virtual, atom));
 
   return None;
 }
@@ -192,8 +189,8 @@ gdk_x11_xatom_to_atom_for_display (GdkDisplay *display,
   display_x11 = GDK_X11_DISPLAY (display);
   
   if (display_x11->atom_to_virtual)
-    virtual_atom = GDK_POINTER_TO_ATOM (g_hash_table_lookup (display_x11->atom_to_virtual,
-                                                            GUINT_TO_POINTER (xatom)));
+    virtual_atom = g_hash_table_lookup (display_x11->atom_to_virtual,
+                                    GUINT_TO_POINTER (xatom));
   
   if (!virtual_atom)
     {