[gtk+] spinner: Stop using gtk_widget_get_content_size

[Timm Bäder <baedert src gnome org>]

commit 7cc9bee7a2b6dc1686492efa93c422fd145d5223
Author: Timm Bäder <mail baedert org>
Date:   Sun Dec 3 19:00:09 2017 +0100

    spinner: Stop using gtk_widget_get_content_size

 gtk/gtkspinner.c |    6 ++----
 1 files changed, 2 insertions(+), 4 deletions(-)
---
diff --git a/gtk/gtkspinner.c b/gtk/gtkspinner.c
index 7244edd..17b0f7d 100644
--- a/gtk/gtkspinner.c
+++ b/gtk/gtkspinner.c
@@ -110,13 +110,11 @@ gtk_spinner_snapshot (GtkWidget   *widget,
                       GtkSnapshot *snapshot)
 {
   GtkCssStyle *style = gtk_css_node_get_style (gtk_widget_get_css_node (widget));
-  int width, height;
-
-  gtk_widget_get_content_size (widget, &width, &height);
 
   gtk_css_style_snapshot_icon (style,
                                snapshot,
-                               width, height,
+                               gtk_widget_get_width (widget),
+                               gtk_widget_get_height (widget),
                                GTK_CSS_IMAGE_BUILTIN_SPINNER);
 }