[epiphany/wip/exalm/libhandy583: 1/2] Use .content instead of .preferences style class

[Alexander Mikhaylenko <alexm src gnome org>]

commit 0e59f9d67a4771ff09740acb2472476a9b18a4c6
Author: Alexander Mikhaylenko <alexm gnome org>
Date:   Fri Jul 31 17:39:23 2020 +0500

    Use .content instead of .preferences style class
    
    See https://gitlab.gnome.org/GNOME/libhandy/-/merge_requests/583

 src/resources/gtk/history-dialog.ui     | 2 +-
 src/resources/gtk/passwords-view.ui     | 2 +-
 src/resources/gtk/prefs-general-page.ui | 2 +-
 3 files changed, 3 insertions(+), 3 deletions(-)
---
diff --git a/src/resources/gtk/history-dialog.ui b/src/resources/gtk/history-dialog.ui
index 390075428..63375ddb5 100644
--- a/src/resources/gtk/history-dialog.ui
+++ b/src/resources/gtk/history-dialog.ui
@@ -37,7 +37,7 @@
                 <signal name="row-activated" handler="on_listbox_row_activated" swapped="no"/>
                 <signal name="row-selected" handler="on_listbox_row_selected"/>
                 <style>
-                  <class name="preferences"/>
+                  <class name="content"/>
                 </style>
               </object>
             </child>
diff --git a/src/resources/gtk/passwords-view.ui b/src/resources/gtk/passwords-view.ui
index be9efba13..b8b7cc332 100644
--- a/src/resources/gtk/passwords-view.ui
+++ b/src/resources/gtk/passwords-view.ui
@@ -59,7 +59,7 @@
                     <property name="selection_mode">multiple</property>
                     <property name="activate_on_single_click">False</property>
                     <style>
-                      <class name="preferences"/>
+                      <class name="content"/>
                     </style>
                   </object>
                 </child>
diff --git a/src/resources/gtk/prefs-general-page.ui b/src/resources/gtk/prefs-general-page.ui
index 48777d4fb..1c5a6b1d0 100644
--- a/src/resources/gtk/prefs-general-page.ui
+++ b/src/resources/gtk/prefs-general-page.ui
@@ -358,7 +358,7 @@
             <property name="selection_mode">none</property>
             <property name="visible">True</property>
             <style>
-              <class name="preferences"/>
+              <class name="content"/>
             </style>
           </object>
         </child>