[gupnp-tools] av-cp,universal-cp: Fix closing about dialog

[Jens Georg <jensgeorg src gnome org>]

commit 4440c6a72d39fb1642d48febb50e01f2e581b759
Author: Jens Georg <mail jensge org>
Date:   Sun Nov 11 08:31:03 2018 +0100

    av-cp,universal-cp: Fix closing about dialog
    
    On systems without header bar (e.g. Windows) it was not possible to
    close the About dialog other than closing the window

 data/gupnp-av-cp.ui        | 1 +
 data/gupnp-universal-cp.ui | 1 +
 2 files changed, 2 insertions(+)
---
diff --git a/data/gupnp-av-cp.ui b/data/gupnp-av-cp.ui
index 0630cb0..6ad029a 100644
--- a/data/gupnp-av-cp.ui
+++ b/data/gupnp-av-cp.ui
@@ -734,6 +734,7 @@ Vinicius Depizzol &lt;vdepizzol gmail com&gt;</property>
     <property name="logo_icon_name">image-missing</property>
     <property name="license_type">gpl-2-0</property>
     <signal name="delete-event" handler="gtk_widget_hide_on_delete" swapped="no"/>
+    <signal name="response" handler="gtk_widget_hide" swapped="no"/>
     <child internal-child="vbox">
       <object class="GtkBox" id="dialog-vbox1">
         <property name="can_focus">False</property>
diff --git a/data/gupnp-universal-cp.ui b/data/gupnp-universal-cp.ui
index 4760b32..a14a1c5 100644
--- a/data/gupnp-universal-cp.ui
+++ b/data/gupnp-universal-cp.ui
@@ -16,6 +16,7 @@ Inspired by Intel Tools for UPnP.</property>
     <property name="logo_icon_name">image-missing</property>
     <property name="license_type">gpl-2-0</property>
     <signal name="delete-event" handler="gtk_widget_hide_on_delete" swapped="no"/>
+    <signal name="response" handler="gtk_widget_hide" swapped="no"/>
     <child internal-child="vbox">
       <object class="GtkBox" id="dialog-vbox1">
         <property name="can_focus">False</property>