me(frameName) {
              for (var n = window, t = null; !t; ) {
                // accessing window.frames[frameName] previous caused this to crash
                n.frames[frameName];
                if (n === window.top) {
                  break;
                }
                n = n.parent;
              }
              return t;
            }
            const frame = getFrameByName('some-name');
            const elm = document.getElementById('testGetFrameByNameNotFound');
            elm.textC