overlay/overlay.go
func (p HighlightFrameParams) WithContentOutlineColor(contentOutlineColor *cdp.RGBA) *HighlightFrameParams {
	p.ContentOutlineColor = contentOutlineColor
	return &p
}
func (p HighlightFrameParams) WithContentOutlineColor(contentOutlineColor *cdp.RGBA) *HighlightFrameParams {
	p.ContentOutlineColor = contentOutlineColor
	return &p
}
// WithContentOutlineColor the content box highlight outline color (default:
// transparent).