code: function load() {
          _load = new $.Deferred();
          Inspector.Page.on("frameNavigated.RemoteAgent", _onFrameNavigated);
          Inspector.Page.on("frameStartedLoading.RemoteAgent", _stopKeepAliveInterval);
          Inspector.DOM.on("attributeModified.RemoteAgent", _onAttributeModified);
  
          return _load.promise();
      }
docs: Initialize the agent