tracer says to #ysitd
defined).");});d=k.defineClass.createSealingConstructor_(d,a);a&&k.inherits(d,a);delete c.constructor;delete c.statics;k.defineClass.applyProperties_(d.prototype,c);null!=e&&(e instanceof Function?e(d):k.defineClass.applyProperties_(d,e));return d};k.defineClass.SEAL_CLASS_INSTANCES=k.DEBUG;k.defineClass.createSealingConstructor_=function(a,c){if(k.defineClass.SEAL_CLASS_INSTANCES&&Object.seal instanceof