Introduce ServiceWorker.EventDispatchingDelay UMA

content/browser/service_worker/service_worker_context_unittest.cc

Index: content/browser/service_worker/service_worker_context_unittest.cc
diff --git a/content/browser/service_worker/service_worker_context_unittest.cc b/content/browser/service_worker/service_worker_context_unittest.cc
index fdfee7bc65eacd3056be329b829b5c791e1a9ef0..0de13a9510422d85d421d1f6b09a29ceb1192ca2 100644
--- a/content/browser/service_worker/service_worker_context_unittest.cc
+++ b/content/browser/service_worker/service_worker_context_unittest.cc
@@ -10,6 +10,7 @@
 #include "base/logging.h"
 #include "base/memory/ptr_util.h"
 #include "base/message_loop/message_loop.h"
+#include "base/time/time.h"
 #include "content/browser/browser_thread_impl.h"
 #include "content/browser/service_worker/embedded_worker_registry.h"
 #include "content/browser/service_worker/embedded_worker_test_helper.h"
@@ -87,7 +88,7 @@ class RejectInstallTestHelper : public EmbeddedWorkerTestHelper {
                       int request_id) override {
     SimulateSend(new ServiceWorkerHostMsg_InstallEventFinished(
         embedded_worker_id, request_id,
-        blink::WebServiceWorkerEventResultRejected, true));
+        blink::WebServiceWorkerEventResultRejected, true, base::Time::Now()));
   }
 };
 
@@ -96,10 +97,9 @@ class RejectActivateTestHelper : public EmbeddedWorkerTestHelper {
   RejectActivateTestHelper() : EmbeddedWorkerTestHelper(base::FilePath()) {}
 
   void OnActivateEvent(int embedded_worker_id, int request_id) override {
-    SimulateSend(
-        new ServiceWorkerHostMsg_ActivateEventFinished(
-            embedded_worker_id, request_id,
-            blink::WebServiceWorkerEventResultRejected));
+    SimulateSend(new ServiceWorkerHostMsg_ActivateEventFinished(
+        embedded_worker_id, request_id,
+        blink::WebServiceWorkerEventResultRejected, base::Time::Now()));
   }
 };