[gnome-music] Make sure Query is initialized before settting static playlists

[Vadim Rutkovsky <vrutkovsky src gnome org>]

commit 20d8a635430434e455823d22c639e1ba5ba147b3
Author: Vadim Rutkovsky <vrutkovs redhat com>
Date:   Mon Aug 24 18:59:43 2015 +0200

    Make sure Query is initialized before settting static playlists

 gnomemusic/playlists.py |   14 +++++++++-----
 1 files changed, 9 insertions(+), 5 deletions(-)
---
diff --git a/gnomemusic/playlists.py b/gnomemusic/playlists.py
index fa5f4b0..e7e5cb6 100644
--- a/gnomemusic/playlists.py
+++ b/gnomemusic/playlists.py
@@ -47,39 +47,42 @@ class StaticPlaylists:
 
     class MostPlayed:
         ID = None
-        QUERY = Query.get_most_played_songs()
         TAG_TEXT = "MOST_PLAYED"
         # TRANSLATORS: this is a playlist name
         TITLE = _("Most Played")
 
     class NeverPlayed:
         ID = None
-        QUERY = Query.get_never_played_songs()
         TAG_TEXT = "NEVER_PLAYED"
         # TRANSLATORS: this is a playlist name
         TITLE = _("Never Played")
 
     class RecentlyPlayed:
         ID = None
-        QUERY = Query.get_recently_played_songs()
         TAG_TEXT = "RECENTLY_PLAYED"
         # TRANSLATORS: this is a playlist name
         TITLE = _("Recently Played")
 
     class RecentlyAdded:
         ID = None
-        QUERY = Query.get_recently_added_songs()
         TAG_TEXT = "RECENTLY_ADDED"
         # TRANSLATORS: this is a playlist name
         TITLE = _("Recently Added")
 
     class Favorites:
         ID = None
-        QUERY = Query.get_favorite_songs()
         TAG_TEXT = "FAVORITES"
         # TRANSLATORS: this is a playlist name
         TITLE = _("Favorite Songs")
 
+    def __init__(self):
+        Query()
+        self.MostPlayed.QUERY = Query.get_most_played_songs()
+        self.NeverPlayed.QUERY = Query.get_never_played_songs()
+        self.RecentlyPlayed.QUERY = Query.get_recently_played_songs()
+        self.RecentlyAdded.QUERY = Query.get_recently_added_songs()
+        self.Favorites.QUERY = Query.get_favorite_songs()
+
     @classmethod
     def get_protected_ids(self):
         return [str(cls.ID) for name, cls in inspect.getmembers(StaticPlaylists)
@@ -116,6 +119,7 @@ class Playlists(GObject.GObject):
     def __init__(self):
         GObject.GObject.__init__(self)
         self.tracker = TrackerWrapper().tracker
+        StaticPlaylists()
 
     @log
     def fetch_or_create_static_playlists(self):