gtk/style.go
func (v *StyleContext) RemoveProvider(provider IStyleProvider) {
	C.gtk_style_context_remove_provider(v.native(), provider.toStyleProvider())
}
func (v *StyleContext) RemoveProvider(provider IStyleProvider) {
	C.gtk_style_context_remove_provider(v.native(), provider.toStyleProvider())
}
// RemoveProvider is a wrapper around gtk_style_context_remove_provider().