[vala] glib-2.0: Add bindings for GPOINTER_TO_* as from_pointer()

[Rico Tzschichholz <ricotz src gnome org>]

commit e40b5ffb2dc3d20ef0a7c64935595a1be1cdbf59
Author: Rico Tzschichholz <ricotz ubuntu com>
Date:   Sun Mar 5 12:44:38 2017 +0100

    glib-2.0: Add bindings for GPOINTER_TO_* as from_pointer()

 vapi/glib-2.0.vapi |    8 ++++++++
 1 files changed, 8 insertions(+), 0 deletions(-)
---
diff --git a/vapi/glib-2.0.vapi b/vapi/glib-2.0.vapi
index 428dd0b..9b57dea 100644
--- a/vapi/glib-2.0.vapi
+++ b/vapi/glib-2.0.vapi
@@ -131,6 +131,8 @@ public struct int {
 
        [CCode (cname = "GINT_TO_POINTER")]
        public void* to_pointer ();
+       [CCode (cname = "GPOINTER_TO_INT")]
+       public static int from_pointer (void* p);
 
        [CCode (cname = "abs", cheader_filename = "stdlib.h")]
        public int abs ();
@@ -171,6 +173,8 @@ public struct uint {
 
        [CCode (cname = "GUINT_TO_POINTER")]
        public void* to_pointer ();
+       [CCode (cname = "GPOINTER_TO_UINT")]
+       public static uint from_pointer (void* p);
 
        [CCode (cname = "GUINT_TO_BE")]
        public uint to_big_endian ();
@@ -317,6 +321,8 @@ public struct size_t {
 
        [CCode (cname = "GSIZE_TO_POINTER")]
        public void* to_pointer ();
+       [CCode (cname = "GPOINTER_TO_SIZE")]
+       public static size_t from_pointer (void* p);
 
        [CCode (cname = "MIN")]
        public static size_t min (size_t a, size_t b);
@@ -375,6 +381,8 @@ public struct uintptr {
 
        [CCode (cname = "GSIZE_TO_POINTER")]
        public void* to_pointer ();
+       [CCode (cname = "GPOINTER_TO_SIZE")]
+       public static uintptr from_pointer (void* p);
 
        [CCode (cname = "MIN")]
        public static uintptr min (uintptr a, uintptr b);