ToolBarState: removed unnecessary check on widget state before starting fade-out animation.
ToolBarState: removed unnecessary check on widget state before starting fade-out animation.

This prevents glitches for some toolbars.

blueshell-next/carbon-gtk,blue-shell/carbon-gtk,blueshell-next/carbon-gtk,KDE/oxygen-gtk,KDE/oxygen-gtk,blue-shell/carbon-gtk