anchor.diff:                  TypedArrays.Uint8ClampedArray
                   WebSockets.WebSocket
                   WebSockets.WebSocketReadyState
  -            ]
  -        ]
  +                WebStorage.LocalStorage
  +                WebStorage.SessionStorage
  +                WebStorage.Storage                
  +            ]
  +        ]
  
positive.code:                 Geolocation.Position
                  Geolocation.PositionError
                  Geolocation.PositionOptions
                  LocalStorage.Storage
                  General.BarProp
                  General.History
                  General.Location
  
negative.code:                 
              "navigator" =? Geolocation.NavigatorGeolocation
              "applicationCache" =? AppCache.ApplicationCache
              "localStorage" =? WebStorage.LocalStorage
              "sessionStorage" =? WebStorage.SessionStorage
              "alert" => T<string> ^-> T<unit>
              "confirm" => T<string> ^-> T<bool>
              "prompt" => T<string> ^-> T<string>
  