Removed unnecessary _BaseSound._unload_instance function. (#496)

* Removed unnecessary _BaseSound._unload_instance function

* Deleted WeakAutoUnload.

* Changed _PrecacheBase also not to call self._downloads._unload_instance().

Author: CookStar

Diff for: addons/source-python/packages/source-python/engines/precache.py

@@ -113,13 +113,7 @@ def _server_spawn(self, game_event):
         self._precache()
 
     def _unload_instance(self):
-        """Remove from the downloads list and unregister server_spawn."""
-        # Remove the path from the downloads list
-        try:
-            self._downloads._unload_instance()
-        except AttributeError:
-            pass
-
+        """Unregister server_spawn."""
         # Unregister the server_spawn event
         event_manager.unregister_for_event('server_spawn', self._server_spawn)
 

Diff for: addons/source-python/packages/source-python/engines/sound.py

@@ -21,8 +21,6 @@
 from mutagen import oggvorbis
 
 # Source.Python Imports
-#   Core
-from core import WeakAutoUnload
 #   Engines
 from engines import engines_logger
 #   Entities
@@ -100,7 +98,7 @@ class Attenuation(float, Enum):
 # =============================================================================
 # >> CLASSES
 # =============================================================================
-class _BaseSound(WeakAutoUnload):
+class _BaseSound:
     """Base class for sound classes."""
 
     # Set the base _downloads attribute to know whether
@@ -285,11 +283,6 @@ def duration(self):
         self._duration = value
         return value
 
-    def _unload_instance(self):
-        """Remove the sample from the downloads list."""
-        if self._downloads is not None:
-            self._downloads._unload_instance()
-
 
 class Sound(_BaseSound):
     """Class used to interact with precached sounds.