[fractal] audio_player: Remove use of child props

[Daniel Garcia Moreno <danigm src gnome org>]

commit 5dbb1814a01a320f6d0dbe37244568325766ff3b
Author: Christopher Davis <brainblasted disroot org>
Date:   Sat Oct 31 15:13:04 2020 -0700

    audio_player: Remove use of child props
    
    Child properties are gone in GTK4. In this case,
    all child properties used were redundant

 fractal-gtk/res/ui/audio_player.ui | 45 --------------------------------------
 1 file changed, 45 deletions(-)
---
diff --git a/fractal-gtk/res/ui/audio_player.ui b/fractal-gtk/res/ui/audio_player.ui
index 53f93bef..33c7c049 100644
--- a/fractal-gtk/res/ui/audio_player.ui
+++ b/fractal-gtk/res/ui/audio_player.ui
@@ -35,11 +35,6 @@
             <property name="image">play_image</property>
             <property name="always_show_image">True</property>
           </object>
-          <packing>
-            <property name="expand">False</property>
-            <property name="fill">False</property>
-            <property name="position">0</property>
-          </packing>
         </child>
         <child>
           <object class="GtkButton" id="pause_button">
@@ -51,21 +46,11 @@
             <property name="image">pause_image</property>
             <property name="always_show_image">True</property>
           </object>
-          <packing>
-            <property name="expand">False</property>
-            <property name="fill">False</property>
-            <property name="position">1</property>
-          </packing>
         </child>
         <style>
           <class name="linked"/>
         </style>
       </object>
-      <packing>
-        <property name="expand">False</property>
-        <property name="fill">True</property>
-        <property name="position">0</property>
-      </packing>
     </child>
     <child>
       <object class="GtkBox" id="timer_container">
@@ -81,11 +66,6 @@
             <property name="hexpand">True</property>
             <property name="draw_value">False</property>
           </object>
-          <packing>
-            <property name="expand">False</property>
-            <property name="fill">True</property>
-            <property name="position">0</property>
-          </packing>
         </child>
         <child>
           <object class="GtkBox" id="timer">
@@ -102,11 +82,6 @@
                 <property name="valign">center</property>
                 <property name="label">0:00</property>
               </object>
-              <packing>
-                <property name="expand">False</property>
-                <property name="fill">False</property>
-                <property name="position">0</property>
-              </packing>
             </child>
             <child>
               <object class="GtkLabel" id="separator">
@@ -116,11 +91,6 @@
                 <property name="valign">center</property>
                 <property name="label">/</property>
               </object>
-              <packing>
-                <property name="expand">False</property>
-                <property name="fill">False</property>
-                <property name="position">1</property>
-              </packing>
             </child>
             <child>
               <object class="GtkLabel" id="total_duration_label">
@@ -130,25 +100,10 @@
                 <property name="valign">center</property>
                 <property name="label">0:00</property>
               </object>
-              <packing>
-                <property name="expand">False</property>
-                <property name="fill">False</property>
-                <property name="position">2</property>
-              </packing>
             </child>
           </object>
-          <packing>
-            <property name="expand">False</property>
-            <property name="fill">True</property>
-            <property name="position">1</property>
-          </packing>
         </child>
       </object>
-      <packing>
-        <property name="expand">False</property>
-        <property name="fill">True</property>
-        <property name="position">1</property>
-      </packing>
     </child>
   </object>
 </interface>