Bug 882178 Fix navigation toolbar problems in small-icons mode (toolbar and throbber background). Original fix by Matt A. Tobin. ui-r=Tobin r=Neil.
Bug 883203 On OS X, run all plugins OOP by default when in 32-bit mode (i386/x86) f=Stefanh r=IanN.
a=Callek for checkin to a CLOSED TREE