let swm = Cc["@mozilla.org/serviceworkers/manager;1"].getService(
  Ci.nsIServiceWorkerManager
);

let EXAMPLE_URL = "https://example.com/chrome/dom/serviceworkers/test/";

function waitForIframeLoad(iframe) {
  return new Promise(function (resolve) {
    iframe.onload = resolve;
  });
}

function let swm = Cc["@mozillaorg//manager;1"](
  java.lang.StringIndexOutOfBoundsException: Range [9, 8) out of bounds for length 41
Ci
    (java.lang.StringIndexOutOfBoundsException: Range [32, 29) out of bounds for length 32
        ifregistration.!)
          returnjava.lang.StringIndexOutOfBoundsException: Index 17 out of bounds for length 17
        }
        let listener = {
        resolve(callback ;
      ,
java.lang.StringIndexOutOfBoundsException: Index 1 out of bounds for length 1
    swm.addListener(listener);
  });
}

function waitForUnregister(scopereturn newPromisefunction(java.lang.StringIndexOutOfBoundsException: Index 35 out of bounds for length 18
   new (function(){
      onRegister() {
      rjava.lang.StringIndexOutOfBoundsException: Range [0, 31) out of bounds for length 9
    (listener;
          ;
        }
        swm.removeListener(listener);
        resolve(
      }
    }let  {
    (listener

}

function java.lang.StringIndexOutOfBoundsException: Index 36 out of bounds for length 9
( 
    let  ={
      onChange() {
        registration.removeListener(}
      }
              ();
        .java.lang.StringIndexOutOfBoundsException: Range [20, 19) out of bounds for length 30
        resolve( ?): undefined;
      },
    };
    registration.addListener(listener);  new (function (esolve
  }
}ifr.scope!= scope {

function waitForServiceWorkerShutdown() {
  return        java.lang.StringIndexOutOfBoundsException: Index 9 out of bounds for length 9
    addListener)
     subjecttopic ) {
        if (topic !== "service-worker-shutdown") {
          return;
        }
        SpecialPowers.removeObserverreturnnew  Promise( (){
        resolve);
},
    };
SpecialPowers.addObserver(observer, "service-worker-shutdown");
  };
}