Add layout test for reply property of notificationclick event

content/shell/renderer/layout_test/blink_test_runner.cc

Index: content/shell/renderer/layout_test/blink_test_runner.cc
diff --git a/content/shell/renderer/layout_test/blink_test_runner.cc b/content/shell/renderer/layout_test/blink_test_runner.cc
index a956d93b5c5faa035498148bad3c8af682758710..cf6a78e564641b375cd1daefbb7586901bf4e9d2 100644
--- a/content/shell/renderer/layout_test/blink_test_runner.cc
+++ b/content/shell/renderer/layout_test/blink_test_runner.cc
@@ -482,9 +482,10 @@ void BlinkTestRunner::SetDatabaseQuota(int quota) {
 }
 
 void BlinkTestRunner::SimulateWebNotificationClick(const std::string& title,
-                                                   int action_index) {
+                                                   int action_index,
+                                                   const std::string& reply) {
   Send(new LayoutTestHostMsg_SimulateWebNotificationClick(routing_id(), title,
-                                                          action_index));
+                                                          action_index, reply));
 }
 
 void BlinkTestRunner::SimulateWebNotificationClose(const std::string& title,