Notification.permission's default value of "default" should be testable.

content/shell/renderer/test_runner/notification_presenter.h

 // 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.
 
 #ifndef CONTENT_SHELL_RENDERER_TEST_RUNNER_NOTIFICATION_PRESENTER_H_
 #define CONTENT_SHELL_RENDERER_TEST_RUNNER_NOTIFICATION_PRESENTER_H_
 
 #include <map>
-#include <set>
 #include <string>
 
 #include "base/basictypes.h"
 #include "third_party/WebKit/public/web/WebNotification.h"
 #include "third_party/WebKit/public/web/WebNotificationPresenter.h"
 
 namespace WebTestRunner {
 class WebTestDelegate;
 }
 
 namespace content {
 
 // A class that implements WebNotificationPresenter for the TestRunner library.
 class NotificationPresenter : public blink::WebNotificationPresenter {
  public:
   NotificationPresenter();
   virtual ~NotificationPresenter();
 
   // Called by the TestRunner to simulate a user granting permission.
-  void GrantPermission(const std::string& origin);
+  void GrantPermission(const std::string& origin, bool permission_granted);
 
   // Called by the TestRunner to simulate a user clicking on a notification.
   bool SimulateClick(const std::string& title);
 
   // Called by the TestRunner to cancel all active notications.
   void CancelAllActiveNotifications();
 
   // Called by the TestRunner to reset the presenter to an default state.
   void Reset();
 
   void set_delegate(WebTestRunner::WebTestDelegate* delegate) {
     delegate_ = delegate;
   }
 
   // blink::WebNotificationPresenter interface
   virtual bool show(const blink::WebNotification& notification);
   virtual void cancel(const blink::WebNotification& notification);
   virtual void objectDestroyed(const blink::WebNotification& notification);
   virtual Permission checkPermission(
       const blink::WebSecurityOrigin& security_origin);
   virtual void requestPermission(
       const blink::WebSecurityOrigin& security_origin,
       blink::WebNotificationPermissionCallback* callback);
 
  private:
   WebTestRunner::WebTestDelegate* delegate_;
 
-  // Set of origins which are allowed to show notifications.
-  std::set<std::string> allowed_origins_;
+  // Map of known origins and whether they are allowed to show notifications.
+  typedef std::map<std::string, bool> KnownOriginMap;
+  KnownOriginMap known_origins_;
 
   // Map of currently active notifications.
   typedef std::map<std::string, blink::WebNotification> ActiveNotificationMap;
   ActiveNotificationMap active_notifications_;
 
   // Map of replacement identifiers to the titles of those notifications.
   std::map<std::string, std::string> replacements_;
 
   DISALLOW_COPY_AND_ASSIGN(NotificationPresenter);
 };
 
 }  // namespace content
 
 #endif  // CONTENT_SHELL_RENDERER_TEST_RUNNER_NOTIFICATION_PRESENTER_H_