Rename --simulation-hints as --sim-hints for brevity.



git-svn-id: svn://svn.valgrind.org/valgrind/trunk@5099 a5019735-40e9-0310-863c-91ae7b9d1cf9
diff --git a/coregrind/m_options.c b/coregrind/m_options.c
index 94d78fa..e7555a5 100644
--- a/coregrind/m_options.c
+++ b/coregrind/m_options.c
@@ -67,7 +67,7 @@
 Bool   VG_(clo_trace_pthreads) = False;
 Int    VG_(clo_dump_error)     = 0;
 Int    VG_(clo_backtrace_size) = 12;
-Char*  VG_(clo_simulation_hints) = NULL;
+Char*  VG_(clo_sim_hints)      = NULL;
 Bool   VG_(clo_run_libc_freeres) = True;
 Bool   VG_(clo_track_fds)      = False;
 Bool   VG_(clo_show_below_main)= False;