More s/body/documentElement/ as body.scroll{...} is deprecated.

R=arv@chromium.org
BUG=305742

Review URL: https://codereview.chromium.org/49903004

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@232966 0039d316-1c4b-4281-b951-d872f2087c98

chrome/browser/resources/help/help_base_page.js

@@ -118,10 +118,10 @@ cr.define('help', function() {
       if (freeze) {
         this.lastScrollTop = document.documentElement.scrollTop;
         document.body.style.overflow = 'hidden';
-        window.scroll(document.body.scrollLeft, 0);
+        window.scroll(document.documentElement.scrollLeft, 0);
       } else {
         document.body.style.overflow = 'auto';
-        window.scroll(document.body.scrollLeft, this.lastScrollTop);
+        window.scroll(document.documentElement.scrollLeft, this.lastScrollTop);
       }
     },
 

chrome/browser/resources/options/options_page.js

@@ -204,7 +204,7 @@ cr.define('options', function() {
     var container = $('page-container');
     var scrollTop = container.oldScrollTop || 0;
     container.oldScrollTop = undefined;
-    window.scroll(document.body.scrollLeft, scrollTop);
+    window.scroll(document.documentElement.scrollLeft, scrollTop);
   };
 
   /**
@@ -704,7 +704,7 @@ cr.define('options', function() {
       e.style.right = OptionsPage.horizontalOffset + 'px';
     } else {
       e.style.left = OptionsPage.horizontalOffset -
-          document.body.scrollLeft + 'px';
+          document.documentElement.scrollLeft + 'px';
     }
   };