third_party/WebKit/Source/core/css/cssom/CSSVariableReferenceValue.idl

// Copyright 2016 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

// Represents a CSS var() reference in a CSS value.
// Spec: https://drafts.css-houdini.org/css-typed-om/#cssvariablereferencevalue
[
    Constructor(DOMString variable, optional CSSUnparsedValue fallback),
    Exposed=(Window,PaintWorklet),
    RuntimeEnabled=CSSTypedOM,
    ImplementedAs=CSSStyleVariableReferenceValue
] interface CSSVariableReferenceValue {
    attribute DOMString variable;
    attribute CSSUnparsedValue? fallback;
};