* Don't show "context" for classes without either contextType or contextTypes
* For classes with contextTypes, change the label to "legacy context" instead

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Originally reported by @gaearon via https://github.com/bvaughn/react-devtools-experimental/issues/368
return null;
  }
  function getPathForElement(id: number): Array<PathFrame> | null {
    
    return null;
  }
  function updateComponentFilters(componentFilters: Array<ComponentFilter>) {
    
  }
  function setTrackedPath(path: Array<PathFrame> | null) {
    
  }
  function getOwnersList(id: number): Array<Owner> | null {
    
    return null;
  }
  return {