[devhelp] icons: do not set GtkWindow:icon-name in *.ui files

[Sébastien Wilmet <swilmet src gnome org>]

commit b1cb5804a144607c4f5c11a494c41c70cca0b2c9
Author: Sébastien Wilmet <swilmet gnome org>
Date:   Thu May 31 15:28:11 2018 +0200

    icons: do not set GtkWindow:icon-name in *.ui files
    
    It's already done by gtk_window_set_default_icon_name() in DhApp.

 src/dh-assistant.ui | 1 -
 src/dh-window.ui    | 1 -
 2 files changed, 2 deletions(-)
---
diff --git a/src/dh-assistant.ui b/src/dh-assistant.ui
index 7803a4c2..7c038d82 100644
--- a/src/dh-assistant.ui
+++ b/src/dh-assistant.ui
@@ -6,7 +6,6 @@
     <property name="has_focus">False</property>
     <property name="is_focus">False</property>
     <property name="title" translatable="yes" comments="Please don't translate &quot;Devhelp&quot;">Devhelp 
— Assistant</property>
-    <property name="icon_name">devhelp</property>
     <child>
       <object class="DhAssistantView" id="view">
         <property name="visible">True</property>
diff --git a/src/dh-window.ui b/src/dh-window.ui
index 6d88a93e..fdada16f 100644
--- a/src/dh-window.ui
+++ b/src/dh-window.ui
@@ -5,7 +5,6 @@
     <property name="can_focus">False</property>
     <property name="has_focus">False</property>
     <property name="is_focus">False</property>
-    <property name="icon_name">devhelp</property>
     <child type="titlebar">
       <object class="GtkHeaderBar" id="header_bar">
         <property name="visible">True</property>