anchor.diff:      open System.IO
       open WebSharper
       module R = WebSharper.Resources
  +    module CR = WebSharper.Core.Resources
   
       /// Requires the Google JS API.
       [<Sealed>]
  
positive.code:             member this.Render ctx html =
                  String.Format("google.load(\"visualization\",\
                      \"1\", {{packages:[\"{0}\"]}});", package)
                  |> render html
  
      type internal B = BaseResourceDefinition
  
  
negative.code:     type Visualization() =
          interface R.IResource with
              member this.Render ctx html =
                  render (html CR.Scripts) "google.load('visualization', '1');"
  
      [<AbstractClass>]
      type BaseResourceDefinition(package: string) =
  