Security token and handler name leak from window.braveBlockRequests

Brave for iOS protects privileged JS to native bridges by using random JavaScript handler names and security tokens. However, by altering …

Object.defineProperty(window, "braveBlockRequests", {
    enumerable: false,
    configurable: false,
    writable: false,
    value: function(args) { window.args = args } // Steal handler name and token here
});