perf ui/helpline: Introduce ui_helpline__vshow()

The ui_helpline__vshow() will be used for pr_* functions.

Signed-off-by: Namhyung Kim <namhyung@kernel.org>
Cc: Andi Kleen <ak@linux.intel.com>
Cc: David Ahern <dsahern@gmail.com>
Cc: Ingo Molnar <mingo@kernel.org>
Cc: Jiri Olsa <jolsa@redhat.com>
Cc: Pekka Enberg <penberg@kernel.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Steven Rostedt <rostedt@goodmis.org>
Link: http://lkml.kernel.org/r/1352911664-24620-3-git-send-email-namhyung@kernel.org
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
diff --git a/tools/perf/util/debug.c b/tools/perf/util/debug.c
index 39861a2a..391c9a9 100644
--- a/tools/perf/util/debug.c
+++ b/tools/perf/util/debug.c
@@ -23,10 +23,8 @@
 
 	if (verbose >= level) {
 		va_start(args, fmt);
-		if (use_browser == 1)
-			ret = ui_helpline__show_help(fmt, args);
-		else if (use_browser == 2)
-			ret = perf_gtk__show_helpline(fmt, args);
+		if (use_browser > 1)
+			ui_helpline__vshow(fmt, args);
 		else
 			ret = vfprintf(stderr, fmt, args);
 		va_end(args);