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r=u.htmlfileEnabled?i.createHtmlfile:i.createIframe;n[i.WPrefix][this.id]={start:function(){l("start"),t.iframeObj.loaded()},message:function(e){l("message",e),t.emit("message",e)},stop:function(){l("stop"),t._cleanup(),t._close("network")}},this.iframeObj=r(e,(function(){l("callback"),t._cleanup(),t._close("permanent")}))}"production"!==t.env.NODE_ENV&&(l=e("debug")("sockjs-client:receiver:htmlfile")),o(u,a),u.prototype.abort=function(){l("abort"),this._cleanup(),this._close("user")},u.prototype._cleanup=function(){l("_cleanup"),this.iframeObj&&(this.iframeObj.cleanup(),this.iframeObj=null),delete n[i.WPrefix][this.id]},u.prototype._close=function(e){l("_close",e),this.emit("close",null,e),this.removeAllListeners()},u.htmlfileEnabled=!1;var f=["Active"].concat("Object").join("X");if(f in n)try{u.htmlfileEnabled=!!new n[f]("htmlfile")}catch(e){}u.enabled=u.htmlfileEnabled||i.iframeEnabled,r.exports=u}).call(this,{env:{}},void 0!==t?t:"undefined"!=typeof self?self:"undefined"!=typeof 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