Method initialize

src/plugins/iap/src/com/foxdebug/iap/Iap.java:44–49

(CordovaInterface cordova, CordovaWebView webView)

  private CallbackContext purchaseUpdated;

  public void initialize(CordovaInterface cordova, CordovaWebView webView) {
    super.initialize(cordova, webView);
    contextRef = new WeakReference<>(cordova.getContext());
    activityRef = new WeakReference<>(cordova.getActivity());
    billingClient = getBillingClient();
  }

  @Override
  public boolean execute(