func (i *images) remove(img *Image) {
	i.makeStaleIfDependingOnImpl(img)
	delete(i.images, img)
}
func (i *images) remove(img *Image) {
	i.makeStaleIfDependingOnImpl(img)
	delete(i.images, img)
}
func ( i * images ) remove ( img * Image ) { i . makeStaleIfDependingOnImpl ( img ) delete ( i . images , img ) }
// remove removes img from the images.
remove removes img from the images .