Upstream more leaf files in ios/web/web_state

ios/web/web_state/js/resources/core.js

 // Copyright 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 // This file adheres to closure-compiler conventions in order to enable
 // compilation with ADVANCED_OPTIMIZATIONS. In particular, members that are to
 // be accessed externally should be specified in this['style'] as opposed to
 // this.style because member identifiers are minified by default.
 // See http://goo.gl/FwOgy
 
@@ skipping 24 matching lines @@
                    'message': event.message.toString()});
   });
 
   /**
    * Margin in points around touchable elements (e.g. links for custom context
    * menu).
    * @type {number}
    */
   var touchMargin_ = 25;
 
-  __gCrWeb['innerSizeAsString'] = function() {
-    return window.innerWidth + '/' + window.innerHeight;
+  __gCrWeb['getPageWidth'] = function() {
+    var documentElement = document.documentElement;
+    var documentBody = document.body;
+    return Math.max(documentElement.clientWidth,
+                    documentElement.scrollWidth,
+                    documentElement.offsetWidth,
+                    documentBody.scrollWidth,
+                    documentBody.offsetWidth);
   };
 
   // Implementation of document.elementFromPoint that is working for iOS4 and
   // iOS5 and that also goes into frames and iframes.
   var elementFromPoint_ = function(x, y) {
     var elementFromPointIsUsingViewPortCoordinates = function(win) {
       if (win.pageYOffset > 0) {  // Page scrolled down.
         return (win.document.elementFromPoint(
             0, win.pageYOffset + win.innerHeight - 1) === null);
       }
@@ skipping 584 matching lines @@
   __gCrWeb.core.documentInject();
 
   // Form prototype loaded with event to supply Autocomplete API
   // functionality.
   HTMLFormElement.prototype.requestAutocomplete = function() {
     invokeOnHost_(
          {'command': 'form.requestAutocomplete',
          'formName': __gCrWeb.common.getFormIdentifier(this)});
   };
 }  // End of anonymous object