[DevTools] Fix compile errors before closure compiler roll

third_party/WebKit/Source/devtools/front_end/elements/ElementsBreadcrumbs.js

 // Copyright 2014 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.
 
 /**
  * @constructor
  * @extends {WebInspector.HBox}
  */
 WebInspector.ElementsBreadcrumbs = function()
 {
@@ skipping 188 matching lines @@
         var crumbs = this.crumbsElement;
         if (!crumbs.firstChild)
             return;
 
         var selectedIndex = 0;
         var focusedIndex = 0;
         var selectedCrumb;
 
         // Reset crumb styles.
         for (var i = 0; i < crumbs.childNodes.length; ++i) {
-            var crumb = crumbs.childNodes[i];
+            var crumb = crumbs.children[i];
             // Find the selected crumb and index.
             if (!selectedCrumb && crumb.classList.contains("selected")) {
                 selectedCrumb = crumb;
                 selectedIndex = i;
             }
 
             // Find the focused crumb index.
             if (crumb === focusedCrumb)
                 focusedIndex = i;
 
@@ skipping 57 matching lines @@
          * @param {function(!Element)} shrinkingFunction
          * @param {number} direction
          */
         function makeCrumbsSmaller(shrinkingFunction, direction)
         {
             var significantCrumb = focusedCrumb || selectedCrumb;
             var significantIndex = significantCrumb === selectedCrumb ? selectedIndex : focusedIndex;
 
             function shrinkCrumbAtIndex(index)
             {
-                var shrinkCrumb = crumbs.childNodes[index];
+                var shrinkCrumb = crumbs.children[index];
                 if (shrinkCrumb && shrinkCrumb !== significantCrumb)
                     shrinkingFunction(shrinkCrumb);
                 if (crumbsAreSmallerThanContainer())
                     return true; // No need to compact the crumbs more.
                 return false;
             }
 
             // Shrink crumbs one at a time by applying the shrinkingFunction until the crumbs
             // fit in the container or we run out of crumbs to shrink.
             if (direction) {
@@ skipping 129 matching lines @@
         compact(selectedCrumb);
         if (crumbsAreSmallerThanContainer())
             return;
 
         // Collapse the selected crumb as a last resort. Pass true to prevent coalescing.
         collapse(selectedCrumb, true);
     },
 
     __proto__: WebInspector.HBox.prototype
 }