Bug 867863.  Be a little more careful in GlobalObject initialization.  r=peterv
Bug 869040.  Fix ion IC for non-overridebuiltins named gets on ListBase proxies to not cache lack of a property when it's just missing on the prototype.  r=djvj
Bug 868342 - (Part 1) Fix NPE in BrowserToolbar.setTitle. r=wesj
Bug 868342 - (Part 2) Get rid of displayTitle variable. r=wesj