[kupfer] preferences: Fix GtkWarning (removing focus properties on plugin search)

[Ulrik Sverdrup <usverdrup src gnome org>]

commit aede0e8c0c7cf81559156c9e1e2742892bbe5407
Author: Ulrik Sverdrup <ulrik sverdrup gmail com>
Date:   Thu Apr 7 19:34:51 2011 +0200

    preferences: Fix GtkWarning (removing focus properties on plugin search)
    
    These unnecessary properties on the entry_plugins_filter search box
    caused a GtkWarning. The actual focusing is done in the code and not by
    these properties.

 data/preferences.ui |    2 --
 1 files changed, 0 insertions(+), 2 deletions(-)
---
diff --git a/data/preferences.ui b/data/preferences.ui
index 86b306c..d9afe1a 100644
--- a/data/preferences.ui
+++ b/data/preferences.ui
@@ -397,8 +397,6 @@
                           <object class="GtkEntry" id="entry_plugins_filter">
                             <property name="visible">True</property>
                             <property name="can_focus">True</property>
-                            <property name="has_focus">True</property>
-                            <property name="is_focus">True</property>
                             <property name="invisible_char">&#x25CF;</property>
                             <property name="secondary_icon_stock">gtk-clear</property>
                             <signal name="changed" handler="on_entry_plugins_filter_changed"/>