[glib] config.h.win32.in: Drop unneeded item

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

commit 1e945933d4709131730294df0f9076a4424e6e1c
Author: Chun-wei Fan <fanchunwei src gnome org>
Date:   Fri Aug 16 10:35:19 2013 +0800

    config.h.win32.in: Drop unneeded item
    
    ...We no longer have the iconv cache code around.

 config.h.win32.in |    3 ---
 1 files changed, 0 insertions(+), 3 deletions(-)
---
diff --git a/config.h.win32.in b/config.h.win32.in
index 4ace909..a03e447 100644
--- a/config.h.win32.in
+++ b/config.h.win32.in
@@ -767,9 +767,6 @@
    */
 #define LT_OBJDIR ".libs/"
 
-/* Do we cache iconv descriptors */
-#define NEED_ICONV_CACHE 1
-
 /* didn't find fd_set */
 #define NO_FD_SET 1