[gnome-music/wip/mschraal/minor-cleanups: 2/2] grltrackerwrapper: Remove unneeded arguments

[Marinus Schraal <mschraal src gnome org>]

commit c2b5a1c82efe52cefccfa4711f67bc5e5160b4f1
Author: Marinus Schraal <mschraal gnome org>
Date:   Fri Jun 12 14:41:36 2020 +0200

    grltrackerwrapper: Remove unneeded arguments
    
    source is a property now and can be retrieved in that way.

 gnomemusic/grilowrappers/grltrackerwrapper.py | 17 +++++++++--------
 1 file changed, 9 insertions(+), 8 deletions(-)
---
diff --git a/gnomemusic/grilowrappers/grltrackerwrapper.py b/gnomemusic/grilowrappers/grltrackerwrapper.py
index 11f6ddf2..0cde75e4 100644
--- a/gnomemusic/grilowrappers/grltrackerwrapper.py
+++ b/gnomemusic/grilowrappers/grltrackerwrapper.py
@@ -100,9 +100,9 @@ class GrlTrackerWrapper(GObject.GObject):
         self._content_changed_id = None
         self.props.source = source
 
-        self._initial_songs_fill(self.props.source)
-        self._initial_albums_fill(self.props.source)
-        self._initial_artists_fill(self.props.source)
+        self._initial_songs_fill()
+        self._initial_albums_fill()
+        self._initial_artists_fill()
 
     @GObject.Property(type=Grl.Source, default=None)
     def source(self):
@@ -367,7 +367,7 @@ class GrlTrackerWrapper(GObject.GObject):
             self._song_media_query(media_ids), self.METADATA_KEYS,
             options, _update_changed_media)
 
-    def _initial_songs_fill(self, source):
+    def _initial_songs_fill(self):
         self._window.notifications_popup.push_loading()
         songs_added = []
 
@@ -432,7 +432,7 @@ class GrlTrackerWrapper(GObject.GObject):
         self.props.source.query(
             query, self.METADATA_KEYS, options, _add_to_model)
 
-    def _initial_albums_fill(self, source):
+    def _initial_albums_fill(self):
         self._window.notifications_popup.push_loading()
         albums_added = []
 
@@ -484,9 +484,10 @@ class GrlTrackerWrapper(GObject.GObject):
 
         options = self._fast_options.copy()
 
-        source.query(query, self.METADATA_KEYS, options, _add_to_albums_model)
+        self.props.source.query(
+            query, self.METADATA_KEYS, options, _add_to_albums_model)
 
-    def _initial_artists_fill(self, source):
+    def _initial_artists_fill(self):
         self._window.notifications_popup.push_loading()
         artists_added = []
 
@@ -535,7 +536,7 @@ class GrlTrackerWrapper(GObject.GObject):
 
         options = self._fast_options.copy()
 
-        source.query(
+        self.props.source.query(
             query, [Grl.METADATA_KEY_ARTIST], options, _add_to_artists_model)
 
     def get_artist_albums(self, media, model):