[gtk/wip/jimmac/gridview-whitespace] icon-browser: use content-view

[Jakub Steiner <jimmac src gnome org>]

commit ea87b424c82bfaa90debc3e3d9f672c389769089
Author: Jakub Steiner <jimmac gmail com>
Date:   Mon Sep 14 12:03:17 2020 +0200

    icon-browser: use content-view
    
    - make content prominent by using content-view style for the main grid.

 demos/icon-browser/window.ui | 3 +++
 1 file changed, 3 insertions(+)
---
diff --git a/demos/icon-browser/window.ui b/demos/icon-browser/window.ui
index 2c80b254a7..84658e3799 100644
--- a/demos/icon-browser/window.ui
+++ b/demos/icon-browser/window.ui
@@ -132,6 +132,9 @@
                 <property name="hscrollbar-policy">never</property>
                 <child>
                   <object class="GtkGridView" id="list">
+                    <style>
+                      <class name="content-view"/>
+                    </style>
                     <signal name="activate" handler="item_activated"/>
                     <property name="single-click-activate">1</property>
                     <property name="model">