From 6813a0b00e315f9b3fe86b13c46b8243d935874d Mon Sep 17 00:00:00 2001
From: Johan Gorter <johan-gorter@users.noreply.github.com>
Date: Tue, 29 Aug 2017 16:22:41 +0200
Subject: [PATCH] Fixes #16255: DOM lib is missing Intersection Observer API on
 window global

---
 lib/lib.es6.d.ts | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/lib/lib.es6.d.ts b/lib/lib.es6.d.ts
index b44acacc87259..51fb2aa2e4e3e 100644
--- a/lib/lib.es6.d.ts
+++ b/lib/lib.es6.d.ts
@@ -19034,6 +19034,9 @@ interface Window extends EventTarget, WindowTimers, WindowSessionStorage, Window
     readonly frameElement: Element;
     readonly frames: Window;
     readonly history: History;
+    readonly IntersectionObserver: {
+      new(callback: IntersectionObserverCallback, options?: IntersectionObserverInit): IntersectionObserver;
+    };
     readonly innerHeight: number;
     readonly innerWidth: number;
     readonly isSecureContext: boolean;