Render arrow of flat (has_frame == false) combobox as toolbutton. CCBUG: 261101
Render arrow of flat (has_frame == false) combobox as toolbutton.
CCBUG: 261101

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