[JS] [atoms] update fragment wrapper to apply window object to fragme…

…nts (#12557)

fix #12549

Co-authored-by: David Burns <david.burns@theautomatedtester.co.uk>

javascript/private/fragment.bzl

@@ -51,18 +51,11 @@ def closure_fragment(
 
     # Wrap the output in two functions. The outer function ensures the
     # compiled fragment never pollutes the global scope by using its
-    # own scope on each invocation. We must import window.navigator into
-    # this unique scope since Closure's goog.userAgent package assumes
-    # navigator and document are defined on goog.global. Normally, this
-    # would be window, but we are explicitly defining the fragment so that
-    # goog.global is _not_ window.
-    #     See http://code.google.com/p/selenium/issues/detail?id=1333
+    # own scope on each invocation.
     wrapper = (
         "function(){" +
-        "return (function(){%output%; return this._.apply(null,arguments);}).apply({" +
-        "navigator:typeof window!='undefined'?window.navigator:null," +
-        "document:typeof window!='undefined'?window.document:null" +
-        "}, arguments);}"
+        "return (function(){%output%; return this._.apply(null,arguments);}).apply(" +
+        "window, arguments);}"
     )
 
     browser_defs = {