rem: this._summary = null; this._content = null; this._title = null; 
add: this.summary = null; this.content = null; this.title = null; 
context: function Entry() {  this._summary = null;  this._content = null;  this._title = null;  this.fields = Cc["@mozilla.org/hash-property-bag;1"].                createInstance(Ci.nsIWritablePropertyBag2);  this.link = null;  this.id = null;  this.baseURI = null;}
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