Devtools: [CustomFormatter] Add context menu to disassemble custom previews

Source/devtools/front_end/resources/ServiceWorkerCacheViews.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.VBox}
  * @param {!WebInspector.ServiceWorkerCacheModel} model
  * @param {!WebInspector.ServiceWorkerCacheModel.Cache} cache
  */
@@ skipping 169 matching lines @@
      */
     createCell: function(columnIdentifier)
     {
         var cell = WebInspector.DataGridNode.prototype.createCell.call(this, columnIdentifier);
         var value = this.data[columnIdentifier];
 
         switch (columnIdentifier) {
         case "request":
         case "response":
             cell.removeChildren();
-            this._formatValue(cell, value);
+            var objectElement = WebInspector.ObjectPropertiesSection.defaultObjectPresentation(value, true);
+            cell.appendChild(objectElement);
             break;
         default:
         }
 
         return cell;
     },
 
-    _formatValue: function(cell, value)
-    {
-        cell.classList.add("source-code");
-        cell.classList.add("primitive-value");
-        cell.appendChild(createTextNode(value));
-    },
-
     __proto__: WebInspector.DataGridNode.prototype
 }