contrib: iconv can use GetACP() that is simulated on WinRT builds

Signed-off-by: Jean-Baptiste Kempf <jb@videolan.org>

contrib/src/iconv/libiconv-winrt.patch

---- iconv/libcharset/lib/localcharset.c	2014-03-10 20:39:14.105914067 +0100
-+++ iconv/libcharset/lib/localcharset.c.new	2014-03-10 20:38:25.601822680 +0100
-@@ -465,7 +465,7 @@
-      GetConsoleOutputCP() encoding if it is using a TrueType font.
-      But in GUI programs and for output sent to files and pipes, GetACP()
-      encoding is the best bet.  */
--  sprintf (buf, "CP%u", GetACP ());
-+  sprintf (buf, "CP%u", 65001);
-   codeset = buf;
- 
- #elif defined OS2

contrib/src/iconv/rules.mak

@@ -26,9 +26,6 @@ ifdef HAVE_ANDROID
 endif
 ifdef HAVE_IOS
 	$(APPLY) $(SRC)/iconv/libiconv-android-ios.patch
-endif
-ifdef HAVE_WINRT
-	$(APPLY) $(SRC)/iconv/libiconv-winrt.patch
 endif
 	$(UPDATE_AUTOCONFIG) && cd $(UNPACK_DIR) && mv config.guess config.sub build-aux
 	$(UPDATE_AUTOCONFIG) && cd $(UNPACK_DIR) && mv config.guess config.sub libcharset/build-aux