[gnome-clocks/wip/exalm/libhandy-1: 16/16] Stop using titlebar style class on HdyHeaderBar

[Alexander Mikhaylenko <alexm src gnome org>]

commit 32341fc7970268b3d5ca70f50de281e0a5b91735
Author: Alexander Mikhaylenko <alexm gnome org>
Date:   Sat May 23 20:50:33 2020 +0500

    Stop using titlebar style class on HdyHeaderBar
    
    See https://gitlab.gnome.org/GNOME/libhandy/-/merge_requests/470

 data/ui/window.ui           | 3 ---
 data/ui/world-standalone.ui | 3 ---
 2 files changed, 6 deletions(-)
---
diff --git a/data/ui/window.ui b/data/ui/window.ui
index 5d1d9ce..dc5a09a 100644
--- a/data/ui/window.ui
+++ b/data/ui/window.ui
@@ -33,9 +33,6 @@
                     <property name="visible">True</property>
                     <property name="stack">stack</property>
                     <property name="switcher_bar">switcher_bar</property>
-                    <style>
-                      <class name="titlebar"/>
-                    </style>
                   </object>
                 </child>
                 <child>
diff --git a/data/ui/world-standalone.ui b/data/ui/world-standalone.ui
index 46667d7..03e58a4 100644
--- a/data/ui/world-standalone.ui
+++ b/data/ui/world-standalone.ui
@@ -11,9 +11,6 @@
         <property name="show-close-button">True</property>
         <property name="title" bind-source="ClocksWorldStandalone" bind-property="title" 
bind-flags="sync-create" />
         <property name="subtitle" bind-source="ClocksWorldStandalone" bind-property="subtitle" 
bind-flags="sync-create" />
-        <style>
-          <class name="titlebar"/>
-        </style>
         <child>
           <object class="GtkButton">
             <property name="visible">True</property>