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1 // Copyright 2016 The Chromium Authors. All rights reserved. | 1 // Copyright 2016 The Chromium Authors. All rights reserved. |
2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
4 | 4 |
5 // TODO(szager): link to final spec | 5 // TODO(szager): link to final spec |
6 | 6 |
7 [ | 7 [ |
8 RuntimeEnabled=IntersectionObserver | 8 RuntimeEnabled=IntersectionObserver |
9 ] dictionary IntersectionObserverInit { | 9 ] dictionary IntersectionObserverInit { |
10 Element? root; | 10 Element? root; |
| 11 DOMString rootMargin; |
11 (double or double[]) threshold = 0; | 12 (double or double[]) threshold = 0; |
12 }; | 13 }; |
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