[pitivi] viewer: Do not fail starting with an undocked viewer

[Thibault Saunier <tsaunier src gnome org>]

commit 8854af45c77c87c2fa4a5585e0fb644f960afaf5
Author: Thibault Saunier <tsaunier gnome org>
Date:   Wed Sep 16 19:12:30 2015 +0200

    viewer: Do not fail starting with an undocked viewer

 pitivi/viewer.py |    4 +---
 1 files changed, 1 insertions(+), 3 deletions(-)
---
diff --git a/pitivi/viewer.py b/pitivi/viewer.py
index db39572..1c05269 100644
--- a/pitivi/viewer.py
+++ b/pitivi/viewer.py
@@ -335,15 +335,13 @@ class ViewerContainer(Gtk.Box, Loggable):
 
         self.docked = False
         self.settings.viewerDocked = False
-
         self.remove(self.buttons_container)
         position = None
         if self.pipeline:
             position = self.pipeline.getPosition()
             self.pipeline.setState(Gst.State.NULL)
             self.remove(self.target)
-
-        self.__createNewViewer()
+            self.__createNewViewer()
         self.external_vbox.pack_end(self.buttons_container, False, False, 0)
         self.external_window.set_type_hint(Gdk.WindowTypeHint.UTILITY)