[pitivi] editorperspective: Remove never-used missing-plugins logic

[Thibault Saunier <tsaunier src gnome org>]

commit 1d4a2ba71654181c361478fedeab0055637ed587
Author: Alexandru Băluț <alexandru balut gmail com>
Date:   Tue Nov 20 23:22:25 2018 +0100

    editorperspective: Remove never-used missing-plugins logic

 pitivi/editorperspective.py | 18 ------------------
 1 file changed, 18 deletions(-)
---
diff --git a/pitivi/editorperspective.py b/pitivi/editorperspective.py
index 998ea185..e1610f7f 100644
--- a/pitivi/editorperspective.py
+++ b/pitivi/editorperspective.py
@@ -24,7 +24,6 @@ from urllib.parse import unquote
 from gi.repository import Gdk
 from gi.repository import GES
 from gi.repository import Gio
-from gi.repository import GstPbutils
 from gi.repository import Gtk
 
 from pitivi.clipproperties import ClipProperties
@@ -638,29 +637,12 @@ class EditorPerspective(Perspective, Loggable):
         return new_uri
 
     def _connectToProject(self, project):
-        # FIXME GES we should re-enable this when possible
-        # medialibrary.connect("missing-plugins", self._sourceListMissingPluginsCb)
         project.connect("project-changed", self._projectChangedCb)
         project.connect("rendering-settings-changed",
                         self._rendering_settings_changed_cb)
         project.ges_timeline.connect("notify::duration",
                                      self._timelineDurationChangedCb)
 
-    def _sourceListMissingPluginsCb(
-        self, unused_project, unused_uri, unused_factory,
-            details, unused_descriptions, missingPluginsCallback):
-        res = self._installPlugins(details, missingPluginsCallback)
-        return res
-
-    def _installPlugins(self, details, missingPluginsCallback):
-        context = GstPbutils.InstallPluginsContext()
-        if self.app.system.has_x11():
-            context.set_xid(self.window.xid)
-
-        res = GstPbutils.install_plugins_async(details, context,
-                                               missingPluginsCallback)
-        return res
-
     def _setProject(self, project):
         """Disconnects and then reconnects callbacks to the specified project.