Implement the ability to layout test Web Worker-based Notifications.

content/shell/renderer/test_runner/test_runner.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_TEST_RUNNER_H_
 #define CONTENT_SHELL_RENDERER_TEST_RUNNER_TEST_RUNNER_H_
 
 #include <deque>
 #include <set>
 #include <string>
@@ skipping 508 matching lines @@
   void SetMIDISysexPermission(bool value);
 
   // Grants permission for desktop notifications to an origin
   void GrantWebNotificationPermission(const GURL& origin,
                                       bool permission_granted);
 
   // Clears all previously granted Web Notification permissions.
   void ClearWebNotificationPermissions();
 
   // Simulates a click on a desktop notification.
-  bool SimulateWebNotificationClick(const std::string& value);
+  void SimulateWebNotificationClick(const std::string& title);
 
   // Speech recognition related functions.
   void AddMockSpeechRecognitionResult(const std::string& transcript,
                                       double confidence);
   void SetMockSpeechRecognitionError(const std::string& error,
                                      const std::string& message);
   bool WasMockSpeechRecognitionAborted();
 
   // Credential Manager mock functions
   // TODO(mkwst): Support FederatedCredential.
@@ skipping 235 matching lines @@
   bool use_mock_theme_;
 
   base::WeakPtrFactory<TestRunner> weak_factory_;
 
   DISALLOW_COPY_AND_ASSIGN(TestRunner);
 };
 
 }  // namespace content
 
 #endif  // CONTENT_SHELL_RENDERER_TEST_RUNNER_TEST_RUNNER_H_