ControlState      655 Source/core/rendering/RenderTheme.cpp bool RenderTheme::stateChanged(RenderObject* o, ControlState state) const
ControlState      111 Source/core/rendering/RenderTheme.h     virtual bool stateChanged(RenderObject*, ControlState) const;
ControlState       69 Source/platform/Theme.h     virtual Color selectionColor(ControlPart, ControlState, SelectionPart) const { return Color(); }