[gtk] popover: Always measure contents gizmo

[Timm Bäder <baedert src gnome org>]

commit e657d9d553819a5cf1779951685d7fd70a8c39ee
Author: Timm Bäder <mail baedert org>
Date:   Sat Mar 16 06:16:43 2019 +0100

    popover: Always measure contents gizmo
    
    Otherwise we're getting warnings about allocating a widget we haven't
    measured first, which is fair. The contents gizmo itself will later take
    care about whether or not the real popover child is NULL.

 gtk/gtkpopover.c | 10 +++-------
 1 file changed, 3 insertions(+), 7 deletions(-)
---
diff --git a/gtk/gtkpopover.c b/gtk/gtkpopover.c
index e118eb0e1f..a39270c5a7 100644
--- a/gtk/gtkpopover.c
+++ b/gtk/gtkpopover.c
@@ -1370,19 +1370,15 @@ gtk_popover_measure (GtkWidget      *widget,
 {
   GtkPopover *popover = GTK_POPOVER (widget);
   GtkPopoverPrivate *priv = gtk_popover_get_instance_private (popover);
-  GtkWidget *child = gtk_bin_get_child (GTK_BIN (widget));
   int minimal_size;
 
   *minimum = 0;
   *natural = 0;
 
-  if (child != NULL)
-    {
-      if (for_size >= 0)
-        for_size -= TAIL_HEIGHT;
+  if (for_size >= 0)
+    for_size -= TAIL_HEIGHT;
 
-      gtk_widget_measure (priv->contents_widget, orientation, for_size, minimum, natural, NULL, NULL);
-    }
+  gtk_widget_measure (priv->contents_widget, orientation, for_size, minimum, natural, NULL, NULL);
 
   minimal_size = get_minimal_size (popover, orientation);
   *minimum = MAX (*minimum, minimal_size);