perf top: Remove superfluous name_len field

From the sym_entry struct, struct symbol already has this field.

Cc: Frederic Weisbecker <fweisbec@gmail.com>
Cc: Ingo Molnar <mingo@elte.hu>
Cc: Mike Galbraith <efault@gmx.de>
Cc: Paul Mackerras <paulus@samba.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Stephane Eranian <eranian@google.com>
Cc: Tom Zanussi <tzanussi@gmail.com>
LKML-Reference: <new-submission>
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
diff --git a/tools/perf/util/top.c b/tools/perf/util/top.c
index 1d2e265..70a9c13 100644
--- a/tools/perf/util/top.c
+++ b/tools/perf/util/top.c
@@ -200,6 +200,7 @@
 
 	for (nd = rb_first(root); nd; nd = rb_next(nd)) {
 		struct sym_entry *syme = rb_entry(nd, struct sym_entry, rb_node);
+		struct symbol *sym = sym_entry__symbol(syme);
 
 		if (++printed > top->print_entries ||
 		    (int)syme->snap_count < top->count_filter)
@@ -211,7 +212,7 @@
 		if (syme->map->dso->short_name_len > *dso_short_width)
 			*dso_short_width = syme->map->dso->short_name_len;
 
-		if (syme->name_len > *sym_width)
-			*sym_width = syme->name_len;
+		if (sym->namelen > *sym_width)
+			*sym_width = sym->namelen;
 	}
 }