Also clean up includes

glib/gunicode.h

@@ -489,9 +489,6 @@ typedef enum
 guint32        g_unicode_script_to_iso15924   (GUnicodeScript script);
 GUnicodeScript g_unicode_script_from_iso15924 (guint32        iso15924);
 
-gboolean g_get_charset (const char **charset);
-gchar *  g_get_codeset (void);
-
 /* These are all analogs of the <ctype.h> functions.
  */
 gboolean g_unichar_isalnum   (gunichar c) G_GNUC_CONST;