[polymer] Merge of master into polymer10-migration

netlog_viewer/prerender_view.js

+// Copyright (c) 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 view displays information related to Prerendering.
+ */
+var PrerenderView = (function() {
+  'use strict';
+
+  // We inherit from DivView.
+  var superClass = DivView;
+
+  /**
+   * @constructor
+   */
+  function PrerenderView() {
+    assertFirstConstructorCall(PrerenderView);
+
+    // Call superclass's constructor.
+    superClass.call(this, PrerenderView.MAIN_BOX_ID);
+
+    g_browser.addPrerenderInfoObserver(this, true);
+  }
+
+  PrerenderView.TAB_ID = 'tab-handle-prerender';
+  PrerenderView.TAB_NAME = 'Prerender';
+  PrerenderView.TAB_HASH = '#prerender';
+
+  // IDs for special HTML elements in prerender_view.html
+  PrerenderView.MAIN_BOX_ID = 'prerender-view-tab-content';
+
+  // Used in tests.
+  PrerenderView.HISTORY_TABLE_ID = 'prerender-view-history-table';
+  PrerenderView.ACTIVE_TABLE_ID = 'prerender-view-active-table';
+
+  cr.addSingletonGetter(PrerenderView);
+
+  PrerenderView.prototype = {
+    // Inherit the superclass's methods.
+    __proto__: superClass.prototype,
+
+    onLoadLogFinish: function(data) {
+      return this.onPrerenderInfoChanged(data.prerenderInfo);
+    },
+
+    onPrerenderInfoChanged: function(prerenderInfo) {
+      if (!prerenderInfo)
+        return false;
+      var input = new JsEvalContext(prerenderInfo);
+      jstProcess(input, $(PrerenderView.MAIN_BOX_ID));
+      return true;
+    }
+  };
+
+  return PrerenderView;
+})();