add: this.mObsMan.dispatchEvent("subjectChange", { subject: aObject }); 
context:   set subject(aObject)   {    this.mOlBox.view = new ComputedStyleView(aObject);  },
meta: 9421	/local1/tlutelli/issta_data/temp/all_js/javascript/2006_temp/2006/9421/a7c48464e3280bcd1d3585d7cc0bc61c943ad5a5/computedStyle.js/clean/extensions/inspector/resources/content/viewers/computedStyle/computedStyle.js