[pitivi] check: Fix check_soft_dependencies to return what the caller expects

[Mathieu Duponchelle <mathieudu src gnome org>]

commit b509c7713bf1d9bb1da0b7c2a0deb58d29cd41cd
Author: Alexandru Băluț <alexandru balut gmail com>
Date:   Sat Jan 11 19:50:11 2014 +0100

    check: Fix check_soft_dependencies to return what the caller expects

 pitivi/check.py |    1 +
 1 files changed, 1 insertions(+), 0 deletions(-)
---
diff --git a/pitivi/check.py b/pitivi/check.py
index e1d2504..63e694e 100644
--- a/pitivi/check.py
+++ b/pitivi/check.py
@@ -264,3 +264,4 @@ def check_soft_dependencies():
     # distro packagers may split/combine the gstreamer plugins into any way they
     # see fit. We can do a registry.find_plugin for specific encoders, but we
     # don't really have something generic to rely on; ideas/patches welcome.
+    return missing_soft_deps