Add layout test for reply property of notificationclick event

components/test_runner/web_test_delegate.h

 // Copyright 2013 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 COMPONENTS_TEST_RUNNER_WEB_TEST_DELEGATE_H_
 #define COMPONENTS_TEST_RUNNER_WEB_TEST_DELEGATE_H_
 
 #include <memory>
 #include <string>
 #include <vector>
@@ skipping 133 matching lines @@
 
   // Evaluate the given script in the inspector overlay page.
   virtual std::string EvaluateInWebInspectorOverlay(
       const std::string& script) = 0;
 
   // Controls WebSQL databases.
   virtual void ClearAllDatabases() = 0;
   virtual void SetDatabaseQuota(int quota) = 0;
 
   // Controls Web Notifications.
-  virtual void SimulateWebNotificationClick(const std::string& title,
-                                            int action_index) = 0;
+  virtual void SimulateWebNotificationClick(
+      const std::string& title,
+      int action_index,
+      const base::NullableString16& reply) = 0;
   virtual void SimulateWebNotificationClose(const std::string& title,
                                             bool by_user) = 0;
 
   // Controls the device scale factor of the main WebView for hidpi tests.
   virtual void SetDeviceScaleFactor(float factor) = 0;
 
   // When use-zoom-for-dsf mode is enabled, this returns the scale to
   // convert from window coordinates to viewport coordinates. When
   // use-zoom-for-dsf is disabled, this return always 1.0f.
   virtual float GetWindowToViewportScale() = 0;
@@ skipping 124 matching lines @@
 
   virtual float GetDeviceScaleFactor() const = 0;
 
   // Run all pending idle tasks, and then run callback.
   virtual void RunIdleTasks(const base::Closure& callback) = 0;
 };
 
 }  // namespace test_runner
 
 #endif  // COMPONENTS_TEST_RUNNER_WEB_TEST_DELEGATE_H_