Bug 1011249 - Add HDPI profiler-stopwatch.svg icon. r=bgrins
Bug 993261 - Remove legacy code for redirecting key events to URL bar. r=lucasr
Bug 1008148 - Use AsyncShutdown for PageThumbsStorage.wipe(). r=ttaubert
Bug 1009145 - HDPI support for Debugger icons. r=bgrins