[nautilus] toolbar.ui:Fix keyboard access to buttons

[António Fernandes <antoniof src gnome org>]

commit c7de43949948227d305754834ea34de83c03647d
Author: Carlo Lobrano <c lobrano gmail com>
Date:   Sat Aug 25 10:41:28 2018 +0200

    toolbar.ui:Fix keyboard access to buttons
    
    Currently back_button, forward_button and app_button (hamburger button)
    are not accessible via keyboard.
    
    This commit fixes this changing the property `can_focus` from False to
    True for the above mentioned buttons.
    
    Fixes: https://gitlab.gnome.org/GNOME/nautilus/issues/569

 src/resources/ui/nautilus-toolbar.ui | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)
---
diff --git a/src/resources/ui/nautilus-toolbar.ui b/src/resources/ui/nautilus-toolbar.ui
index b447065aa..30b4cddf9 100644
--- a/src/resources/ui/nautilus-toolbar.ui
+++ b/src/resources/ui/nautilus-toolbar.ui
@@ -258,7 +258,7 @@
         <child>
           <object class="GtkButton" id="back_button">
             <property name="visible">True</property>
-            <property name="can_focus">False</property>
+            <property name="can_focus">True</property>
             <property name="receives_default">False</property>
             <property name="tooltip_text" translatable="yes">Go back</property>
             <property name="action_name">win.back</property>
@@ -283,7 +283,7 @@
         <child>
           <object class="GtkButton" id="forward_button">
             <property name="visible">True</property>
-            <property name="can_focus">False</property>
+            <property name="can_focus">True</property>
             <property name="receives_default">False</property>
             <property name="tooltip_text" translatable="yes">Go forward</property>
             <property name="action_name">win.forward</property>
@@ -469,7 +469,7 @@
         <child>
           <object class="GtkMenuButton" id="app_button">
             <property name="visible">True</property>
-            <property name="can_focus">False</property>
+            <property name="can_focus">True</property>
             <property name="receives_default">False</property>
             <property name="popover">app_menu</property>
             <child>