[gnome-music] emptysearchview: Back button in empty search broken

[Marinus Schraal <mschraal src gnome org>]

commit e92025f42b479a6b294f8e95513b1192b372e09e
Author: theawless <thawless gmail com>
Date:   Wed Jan 11 16:29:12 2017 +0530

    emptysearchview: Back button in empty search broken
    
    Pressing back after no search results from single album view leads to
    forced close. It was missing an import after the widgets split.
    
    https://bugzilla.gnome.org/show_bug.cgi?id=777127

 gnomemusic/views/emptysearchview.py |    1 +
 1 files changed, 1 insertions(+), 0 deletions(-)
---
diff --git a/gnomemusic/views/emptysearchview.py b/gnomemusic/views/emptysearchview.py
index 1d29e8e..5820195 100644
--- a/gnomemusic/views/emptysearchview.py
+++ b/gnomemusic/views/emptysearchview.py
@@ -26,6 +26,7 @@ from gettext import gettext as _
 from gi.repository import Gd, Gtk
 
 from gnomemusic import log
+from gnomemusic.toolbar import ToolbarState
 from gnomemusic.views.baseview import BaseView