2d976a5 inject code to the page with code borrwed from EFF PrivacyBadger

Authored and Committed by Libor Polčák 4 years ago
    inject code to the page with code borrwed from EFF PrivacyBadger
    
    See #28 and https://github.com/EFForg/privacybadger/blob/master/src/js/utils.js
    
        
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