old_contents: from . import MirrorTool
  
  def getMetaData():
      return {
          'type': 'tool',
          'plugin': {
              'name': 'Mirror Tool'
          },
          'tool': {
              'name': 'Mirror',
              'description': 'Mirror Object'
          },
      }
  
  def register(app):
      return MirrorTool.MirrorTool()
  
new_contents: from . import MirrorTool
  
  def getMetaData():
      return {
          'type': 'tool',
          'plugin': {
              'name': 'Mirror Tool'
          },
          'tool': {
              'name': 'Mirror',
              'description': 'Mirror Object',
              'icon': 'mirror.png'
          },
      }
  
  def register(app):
      return MirrorTool.MirrorTool()
  
subject: Use the right icon for the mirror tool