Remove superfluous function call.


git-svn-id: svn://svn.valgrind.org/valgrind/trunk@14862 a5019735-40e9-0310-863c-91ae7b9d1cf9
diff --git a/coregrind/m_libcproc.c b/coregrind/m_libcproc.c
index ec6b0c8..f69d740 100644
--- a/coregrind/m_libcproc.c
+++ b/coregrind/m_libcproc.c
@@ -767,7 +767,6 @@
    Addr cls;
    Addr addr;
 
-   VG_(machine_get_VexArchInfo)( NULL, &vai );
    cls = vai.ppc_icache_line_szB;
 
    /* Stay sane .. */