pub unsafe extern "C" fn NewReadableDefaultStreamObject(
    cx: *mut JSContext,
    underlyingSource: HandleObject,
    size: HandleFunction,
    highWaterMark: f64,
    proto: HandleObject
) -> *mut JSObject
Expand description

Returns a new instance of the ReadableStream builtin class in the current compartment, configured as a default stream. If a |proto| is passed, that gets set as the instance’s [[Prototype]] instead of the original value of |ReadableStream.prototype|.