"VG_AR_SKIN" --> "VG_AR_TOOL"


git-svn-id: svn://svn.valgrind.org/valgrind/trunk@2235 a5019735-40e9-0310-863c-91ae7b9d1cf9
diff --git a/coregrind/vg_mylibc.c b/coregrind/vg_mylibc.c
index 8a27401..6d64cc3 100644
--- a/coregrind/vg_mylibc.c
+++ b/coregrind/vg_mylibc.c
@@ -1037,7 +1037,7 @@
 /* Wrapper to avoid exposing tools to ArenaId's */
 Char* VG_(strdup) ( const Char* s )
 {
-   return VG_(arena_strdup) ( VG_AR_SKIN, s ); 
+   return VG_(arena_strdup) ( VG_AR_TOOL, s ); 
 }
 
 /* ---------------------------------------------------------------------