perf annotate: shorten helpline so it fits in visible space

Additional toggles have pushed the help line out of view on a modestly
sized terminal (120 columns wide). Shorten it to just reminders.
Signed-off-by: NDavid Ahern <dsahern@gmail.com>
Link: http://lkml.kernel.org/r/1336510879-64610-1-git-send-email-dsahern@gmail.comSigned-off-by: NArnaldo Carvalho de Melo <acme@redhat.com>

tools/perf/ui/browsers/annotate.c

@@ -491,9 +491,9 @@ static int annotate_browser__run(struct annotate_browser *self, int evidx,
 	struct map_symbol *ms = self->b.priv;
 	struct symbol *sym = ms->sym;
 	const char *help = "<-/ESC: Exit, TAB/shift+TAB: Cycle hot lines, "
-			   "H: Go to hottest line, ->/ENTER: Line action, "
-			   "O: Toggle offset view, "
-			   "S: Toggle source code view";
+			   "H: Hottest line, ->/ENTER: Line action, "
+			   "O: Offset view, "
+			   "S: Source view";
 	int key;
 
 	if (ui_browser__show(&self->b, sym->name, help) < 0)