Better return guard for the page visibility polyfill.

2013-11-10 04:20:00 +01:00 · 2013-11-10 04:20:00 +01:00 · 9eaf16576c
commit 9eaf16576c
parent 61d55c2cba
1 changed files with 1 additions and 1 deletions
--- a/lib/polyfill.coffee
+++ b/lib/polyfill.coffee
@ -27,7 +27,7 @@ Polyfill =
      cb new Blob [ui8a], type: 'image/png'
  visibility: ->
    # page visibility API
-    return unless 'webkitHidden' of document
+    return if 'visibilityState' of d
    Object.defineProperties HTMLDocument.prototype,
      visibilityState:
        get: -> @webkitVisibilityState