[pitivi] render: Remove unused signal handler

[Alexandru Băluț <alexbalut src gnome org>]

commit 232707970e15be6ac05f3b9087a39c75f39a4739
Author: Alexandru Băluț <alexandru balut gmail com>
Date:   Fri Aug 12 19:37:05 2016 +0200

    render: Remove unused signal handler
    
    Does not fix the original problem, but works around it.
    
    Fixes https://phabricator.freedesktop.org/T7539
    
    Reviewed-by: Thibault Saunier <tsaunier gnome org>
    Differential Revision: https://phabricator.freedesktop.org/D1283

 pitivi/render.py |    6 ------
 1 files changed, 0 insertions(+), 6 deletions(-)
---
diff --git a/pitivi/render.py b/pitivi/render.py
index 8aee2f9..e080a59 100644
--- a/pitivi/render.py
+++ b/pitivi/render.py
@@ -115,8 +115,6 @@ class Encoders(Loggable):
             # We have to initialize the instance here, otherwise
             # __init__ is called every time we use Encoders().
             Loggable.__init__(cls._instance)
-            Gst.Registry.get().connect(
-                "feature-added", cls._instance._registry_feature_added_cb)
             cls._instance._load_encoders()
             cls._instance._load_combinations()
         return cls._instance
@@ -220,10 +218,6 @@ class Encoders(Loggable):
             factory in self.supported_aencoders or\
             factory in self.supported_vencoders
 
-    def _registry_feature_added_cb(self, registry, feature):
-        # TODO Check what feature has been added and update our lists
-        pass
-
 
 def beautify_factory_name(factory):
     """Returns a nice name for the specified Gst.ElementFactory instance.