old_contents: # -*- coding: utf-8 -*-
  
  class MockNode(object):
  
      addon = None
      addon_name = None
  
      def __init__(self, name=None):
          self.addon_name = name
  
      @property
      def is_deleted(self):
          return False
  
      @property
      def is_public(self):
          return True
  
      def get_addon(self, name):
          if name == self.addon_name:
              return self.addon
          return None
  
  class MockFolder(dict, object):
  
      def __init__(self):
          self.name = 'Fake Folder'
          self.json = {'id': 'Fake Key', 'parent_id': 'cba321'}
          self['data'] = {'name': 'Fake Folder', 'key': 'Fake Key'}
          self['name'] = 'Fake Folder'
          self['id'] = 'Fake Key'
  
new_contents: # -*- coding: utf-8 -*-
  class MockFolder(dict, object):
  
      def __init__(self):
          self.name = 'Fake Folder'
          self.json = {'id': 'Fake Key', 'parent_id': 'cba321'}
          self['data'] = {'name': 'Fake Folder', 'key': 'Fake Key'}
          self['name'] = 'Fake Folder'
          self['id'] = 'Fake Key'
  
subject: Remove unused class