Clean up the TestRunner methods exposed for Web Notifications.

content/shell/renderer/test_runner/TestRunner.h

Index: content/shell/renderer/test_runner/TestRunner.h
diff --git a/content/shell/renderer/test_runner/TestRunner.h b/content/shell/renderer/test_runner/TestRunner.h
index 2bb6d9dbfd16ae47dede197915f2ec6d935d3812..aa9856601f51c8d11eb3f64a1080ea1be3d4298e 100644
--- a/content/shell/renderer/test_runner/TestRunner.h
+++ b/content/shell/renderer/test_runner/TestRunner.h
@@ -484,9 +484,7 @@ private:
     // Grants permission for desktop notifications to an origin
     void grantWebNotificationPermission(const CppArgumentList&, CppVariant*);
     // Simulates a click on a desktop notification.
-    void simulateLegacyWebNotificationClick(const CppArgumentList&, CppVariant*);
-    // Cancel all active desktop notifications.
-    void cancelAllActiveNotifications(const CppArgumentList& arguments, CppVariant* result);
+    void simulateWebNotificationClick(const CppArgumentList&, CppVariant*);
 
     // Speech input related functions.
     void addMockSpeechInputResult(const CppArgumentList&, CppVariant*);