[Pas2js] Browser gives a "warning" when using interfaces

[helioroots roots]

Browser gives a "warning" when using interfaces, See in the image if the
code after the return is necessary?

[image: Captura de tela_2019-09-25_08-02-35.png]
[image: Captura de tela_2019-09-25_08-03-56.png]
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