DevTools: Load document (html) content from disk cache in page agent enabling.

Source/devtools/front_end/elements/ElementsPanel.js

 /*
  * Copyright (C) 2007, 2008 Apple Inc.  All rights reserved.
  * Copyright (C) 2008 Matt Lilek <webkit@mattlilek.com>
  * Copyright (C) 2009 Joseph Pecoraro
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions
  * are met:
  *
  * 1.  Redistributions of source code must retain the above copyright
@@ skipping 117 matching lines @@
     targetAdded: function(target)
     {
         var treeOutline = new WebInspector.ElementsTreeOutline(target, true, true, this._populateContextMenu.bind(this), this._setPseudoClassForNode.bind(this));
         treeOutline.wireToDOMModel();
         treeOutline.addEventListener(WebInspector.ElementsTreeOutline.Events.SelectedNodeChanged, this._selectedNodeChanged, this);
         treeOutline.addEventListener(WebInspector.ElementsTreeOutline.Events.ElementsTreeUpdated, this._updateBreadcrumbIfNeeded, this);
         this._treeOutlines.push(treeOutline);
         this._targetToTreeOutline.put(target, treeOutline);
 
         target.domModel.addEventListener(WebInspector.DOMModel.Events.DocumentUpdated, this._documentUpdatedEvent, this);
-        target.cssModel.addEventListener(WebInspector.CSSStyleModel.Events.ModelWasEnabled, this._updateSidebars, this);
 
         // Perform attach if necessary.
         if (this.isShowing())
             this.wasShown();
     },
 
     /**
      * @param {!WebInspector.Target} target
      */
     targetRemoved: function(target)
     {
         var treeOutline = this._targetToTreeOutline.get(target);
         treeOutline.unwireFromDOMModel();
         this._treeOutlines.remove(treeOutline);
         treeOutline.element.remove();
 
         target.domModel.removeEventListener(WebInspector.DOMModel.Events.DocumentUpdated, this._documentUpdatedEvent, this);
-        target.cssModel.removeEventListener(WebInspector.CSSStyleModel.Events.ModelWasEnabled, this._updateSidebars, this);
     },
 
     /**
      * @return {?WebInspector.ElementsTreeOutline}
      */
     _firstTreeOutlineDeprecated: function()
     {
         return this._treeOutlines[0] || null;
     },
 
@@ skipping 894 matching lines @@
         // Compact the selected crumb.
         compact(selectedCrumb);
         if (crumbsAreSmallerThanContainer())
             return;
 
         // Collapse the selected crumb as a last resort. Pass true to prevent coalescing.
         collapse(selectedCrumb, true);
     },
 
     /**
-     * @return {boolean}
-     */
-    _cssModelEnabledForSelectedNode: function()
-    {
-        if (!this.selectedDOMNode())
-            return true;
-        return this.selectedDOMNode().target().cssModel.isEnabled();
-    },
-
-    /**
      * @param {boolean=} forceUpdate
      */
     updateStyles: function(forceUpdate)
     {
-        if (!this._cssModelEnabledForSelectedNode())
-            return;
         var stylesSidebarPane = this.sidebarPanes.styles;
         var computedStylePane = this.sidebarPanes.computedStyle;
         if ((!stylesSidebarPane.isShowing() && !computedStylePane.isShowing()) || !stylesSidebarPane.needsUpdate)
             return;
 
         stylesSidebarPane.update(this.selectedDOMNode(), forceUpdate);
         stylesSidebarPane.needsUpdate = false;
     },
 
     updateMetrics: function()
     {
-        if (!this._cssModelEnabledForSelectedNode())
-            return;
         var metricsSidebarPane = this.sidebarPanes.metrics;
         if (!metricsSidebarPane.isShowing() || !metricsSidebarPane.needsUpdate)
             return;
 
         metricsSidebarPane.update(this.selectedDOMNode());
         metricsSidebarPane.needsUpdate = false;
     },
 
     updatePlatformFonts: function()
     {
-        if (!this._cssModelEnabledForSelectedNode())
-            return;
         var platformFontsSidebar = this.sidebarPanes.platformFonts;
         if (!platformFontsSidebar.isShowing() || !platformFontsSidebar.needsUpdate)
             return;
 
         platformFontsSidebar.update(this.selectedDOMNode());
         platformFontsSidebar.needsUpdate = false;
     },
 
     updateProperties: function()
     {
@@ skipping 346 matching lines @@
         /**
          * @suppressReceiverCheck
          * @this {Element}
          */
         function parentElement()
         {
             return this.parentElement;
         }
     }
 }