Bug 204902 - add URL loading security check to link click handler function for mailnews. r=sspitzer, sr=heikki

xpfe/communicator/resources/content/contentAreaUtils.js

@@ -104,6 +104,8 @@ function openNewWindowWith(url, sendReferrer)
 
 function openTopBrowserWith(url)
 {
+  urlSecurityCheck(url, document);
+
   var windowMediator = Components.classes["@mozilla.org/appshell/window-mediator;1"].getService(Components.interfaces.nsIWindowMediator);
   var browserWin = windowMediator.getMostRecentWindow("navigator:browser");