Make chrome/ be documentElement/body agnostic with regards to scrollTop/Left

chrome/browser/resources/extensions/extension_list.js

Index: chrome/browser/resources/extensions/extension_list.js
diff --git a/chrome/browser/resources/extensions/extension_list.js b/chrome/browser/resources/extensions/extension_list.js
index 7d6187ae2b76e2f41357402194d01065490b3563..9e3826a5665f4c0d9c62fc7738c5d64bab897762 100644
--- a/chrome/browser/resources/extensions/extension_list.js
+++ b/chrome/browser/resources/extensions/extension_list.js
@@ -59,8 +59,9 @@ cr.define('options', function() {
         // the way at the top. That way it is clear that there are more elements
         // above the element being scrolled to.
         var scrollFudge = 1.2;
-        document.documentElement.scrollTop = $(idToHighlight).offsetTop -
-            scrollFudge * $(idToHighlight).clientHeight;
+        var scrollTop = $(idToHighlight).offsetTop - scrollFudge *
+            $(idToHighlight).clientHeight;
+        setScrollTopForDocument(document, scrollTop);
       }
 
       if (this.data_.extensions.length == 0)
@@ -336,7 +337,7 @@ cr.define('options', function() {
         var pad = parseInt(getComputedStyle(node, null).marginTop, 10);
         if (!isNaN(pad))
           topScroll -= pad / 2;
-        document.documentElement.scrollTop = topScroll;
+        setScrollTopForDocument(document, topScroll);
       }
     },
   };