From 3a302fdb536c7ce1fdc624081dc75d37c6f83824 Mon Sep 17 00:00:00 2001 From: Jonas Jenwald Date: Tue, 11 Apr 2017 16:58:22 +0200 Subject: [PATCH] Correctly detect if `requestAnimationFrame` is supported in `compatibility.js` (issue 8272) This is a regression from PR 8222. Fixes 8272. --- src/shared/compatibility.js | 10 +++++----- 1 file changed, 5 insertions(+), 5 deletions(-) diff --git a/src/shared/compatibility.js b/src/shared/compatibility.js index 90e1165af..c791ab3e5 100644 --- a/src/shared/compatibility.js +++ b/src/shared/compatibility.js @@ -663,12 +663,12 @@ PDFJS.compatibilityChecked = true; if ('requestAnimationFrame' in window) { return; } - window.requestAnimationFrame = - window.mozRequestAnimationFrame || - window.webkitRequestAnimationFrame; - if (!('requestAnimationFrame' in window)) { - installFakeAnimationFrameFunctions(); + window.requestAnimationFrame = window.mozRequestAnimationFrame || + window.webkitRequestAnimationFrame; + if (window.requestAnimationFrame) { + return; } + installFakeAnimationFrameFunctions(); })(); // Support: Android, iOS