DevTools: Show all objects in class view in advanced heap snapshot mode.

Source/devtools/front_end/HeapSnapshotView.js

 /*
  * Copyright (C) 2011 Google Inc. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions are
  * met:
  *
  *     * Redistributions of source code must retain the above copyright
  * notice, this list of conditions and the following disclaimer.
  *     * Redistributions in binary form must reproduce the above
@@ skipping 865 matching lines @@
         if (selectedIndex === this._currentPerspectiveIndex)
             return;
 
         if (this._dataGrid)
             this._dataGrid.removeEventListener(WebInspector.HeapSnapshotSortableDataGrid.Events.ResetFilter, this._onResetClassNameFilter, this);
 
         this._currentPerspectiveIndex = selectedIndex;
 
         this._currentPerspective.deactivate(this);
         var perspective = this._perspectives[selectedIndex];
-        perspective.activate(this);
         this._currentPerspective = perspective;
         this._dataGrid = perspective.masterGrid(this);
+        perspective.activate(this);
 
         this.refreshVisibleData();
         if (this._dataGrid) {
             this._dataGrid.addEventListener(WebInspector.HeapSnapshotSortableDataGrid.Events.ResetFilter, this._onResetClassNameFilter, this);
             this._dataGrid.updateWidths();
         }
 
         this._updateDataSourceAndView();
 
         if (!this.currentQuery || !this._searchFinishedCallback || !this._searchResults)
@@ skipping 1274 matching lines @@
         if (color)
             swatchDiv.style.backgroundColor = color;
         else
             swatchDiv.classList.add("heap-snapshot-stats-empty-swatch");
         nameDiv.textContent = name;
         sizeDiv.textContent = WebInspector.UIString("%s KB", Number.withThousandsSeparator(Math.round(value / 1024)));
     },
 
     __proto__: WebInspector.VBox.prototype
 }