rem: if (iid.equals(Components.interfaces.nsIMsgDBHdr) || 
add: if (iid.equals(Components.interfaces.nsIFlavorDataProvider) || 
context:   QueryInterface : function(iid)  {      if (iid.equals(Components.interfaces.nsIMsgDBHdr) ||          iid.equals(Components.interfaces.nsISupports))        return this;      throw Components.results.NS_NOINTERFACE;  },
meta: 9421	/local1/tlutelli/issta_data/temp/all_js/javascript/2006_temp/2006/9421/bc243a223dbcfdc297808ff9ab586bd15d688811/msgHdrViewOverlay.js/buggy/mail/base/content/msgHdrViewOverlay.js