perf ui: Show the scroll bar over the left window frame

So that we gain two columns and look more like classical (at least in
TUIs) scroll bars bars.

Cc: Frederic Weisbecker <fweisbec@gmail.com>
Cc: Mike Galbraith <efault@gmx.de>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Stephane Eranian <eranian@google.com>
LKML-Reference: <new-submission>
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
diff --git a/tools/perf/util/newt.c b/tools/perf/util/newt.c
index aed2149..cdd958e 100644
--- a/tools/perf/util/newt.c
+++ b/tools/perf/util/newt.c
@@ -347,12 +347,12 @@
 		newtPopWindow();
 	}
 	ui_browser__refresh_dimensions(self);
-	newtCenteredWindow(self->width + 2, self->height, title);
+	newtCenteredWindow(self->width, self->height, title);
 	self->form = newt_form__new();
 	if (self->form == NULL)
 		return -1;
 
-	self->sb = newtVerticalScrollbar(self->width + 1, 0, self->height,
+	self->sb = newtVerticalScrollbar(self->width, 0, self->height,
 					 HE_COLORSET_NORMAL,
 					 HE_COLORSET_SELECTED);
 	if (self->sb == NULL)