[gnome-control-center] display: Make scale row be the same height as others

[Rui Matos <rtcm src gnome org>]

commit 088f35617ce649f0cb483c7ef4c778fcd31bf779
Author: Rui Matos <tiagomatos gmail com>
Date:   Wed Aug 23 15:42:07 2017 +0200

    display: Make scale row be the same height as others

 panels/display/cc-display-panel.c |    5 ++++-
 1 files changed, 4 insertions(+), 1 deletions(-)
---
diff --git a/panels/display/cc-display-panel.c b/panels/display/cc-display-panel.c
index b3883fe..ab0900a 100644
--- a/panels/display/cc-display-panel.c
+++ b/panels/display/cc-display-panel.c
@@ -1208,9 +1208,12 @@ make_scale_row (CcDisplayPanel *panel, CcDisplayMonitor *output)
   label = gtk_label_new (_("Scale"));
 
   bbox = gtk_button_box_new (GTK_ORIENTATION_HORIZONTAL);
+  gtk_widget_set_valign (bbox, GTK_ALIGN_CENTER);
   gtk_button_box_set_layout (GTK_BUTTON_BOX (bbox), GTK_BUTTONBOX_EXPAND);
 
-  row = make_row (NULL, label, bbox);
+  row = make_row (panel->priv->rows_size_group, label, bbox);
+  gtk_widget_set_margin_top (gtk_bin_get_child (GTK_BIN (row)), 0);
+  gtk_widget_set_margin_bottom (gtk_bin_get_child (GTK_BIN (row)), 0);
   gtk_list_box_row_set_activatable (GTK_LIST_BOX_ROW (row), FALSE);
 
   g_object_set_data (G_OBJECT (bbox), "panel", panel);