Action is already removed automatically from registry using listener attached.

Author: dkocher

core/src/main/java/ch/cyberduck/core/threading/RegistryBackgroundAction.java

@@ -51,10 +51,4 @@ public void init() throws BackgroundException {
         global.add(this);
         super.init();
     }
-
-    @Override
-    public void cleanup() {
-        global.remove(this);
-        super.cleanup();
-    }
 }