[gnome-usage] window: Add action_on_search()

[Adrien Plazas <aplazas src gnome org>]

commit e9e3fabd4edb5697c5a1c7e8f0e2ebaf99935a52
Author: Adrien Plazas <kekun plazas laposte net>
Date:   Wed Jun 24 16:31:06 2020 +0200

    window: Add action_on_search()
    
    This will allow to stop exposing the header bar.

 src/window.vala | 5 +++++
 1 file changed, 5 insertions(+)
---
diff --git a/src/window.vala b/src/window.vala
index acfc5a0..327eab2 100644
--- a/src/window.vala
+++ b/src/window.vala
@@ -90,6 +90,11 @@ namespace Usage
             this.add(box);
         }
 
+        public void action_on_search()
+        {
+            header_bar.action_on_search();
+        }
+
         public Usage.HeaderBar get_header_bar()
         {
             return header_bar;