Bug 830323 - Fix broken Clear Downloads button theming on pinstripe.
r=mak a=gavin
Bug 819428 - Re-jig keyboard navigation for the Downloads Panel.
r=mak a=gavin
Bug 830405 - Make Clear Downloads button "tabbable" on Mac.
r=Mano a=gavin
Bug 811469 - Indicator progress bar gradient leaks into border.
r=dolske a=gavin