Introduce ServiceWorker.EventDispatchingDelay UMA

third_party/WebKit/Source/modules/serviceworkers/ServiceWorkerGlobalScopeClient.h

 /*
  * Copyright (C) 2014 Google Inc. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions are
  * met:
  *
  *     * Redistributions of source code must retain the above copyright
  * notice, this list of conditions and the following disclaimer.
  *     * Redistributions in binary form must reproduce the above
@@ skipping 51 matching lines @@
 
     // Called from ServiceWorkerClients.
     virtual void getClient(const WebString&, WebServiceWorkerClientCallbacks*) = 0;
     virtual void getClients(const WebServiceWorkerClientQueryOptions&, WebServiceWorkerClientsCallbacks*) = 0;
     virtual void openWindow(const WebURL&, WebServiceWorkerClientCallbacks*) = 0;
     virtual void setCachedMetadata(const WebURL&, const char*, size_t) = 0;
     virtual void clearCachedMetadata(const WebURL&) = 0;
 
     virtual WebURL scope() const = 0;
 
-    virtual void didHandleActivateEvent(int eventID, WebServiceWorkerEventResult) = 0;
-    virtual void didHandleExtendableMessageEvent(int eventID, WebServiceWorkerEventResult) = 0;
+    virtual void didHandleActivateEvent(int eventID, WebServiceWorkerEventResult, double eventDispatchTime) = 0;
+    virtual void didHandleExtendableMessageEvent(int eventID, WebServiceWorkerEventResult, double eventDispatchTime) = 0;
     // Calling respondToFetchEvent without response means no response was
     // provided by the service worker in the fetch events, so fallback to native.
-    virtual void respondToFetchEvent(int responseID) = 0;
-    virtual void respondToFetchEvent(int responseID, const WebServiceWorkerResponse&) = 0;
-    virtual void didHandleFetchEvent(int eventFinishID, WebServiceWorkerEventResult) = 0;
-    virtual void didHandleInstallEvent(int installEventID, WebServiceWorkerEventResult) = 0;
-    virtual void didHandleNotificationClickEvent(int eventID, WebServiceWorkerEventResult) = 0;
-    virtual void didHandleNotificationCloseEvent(int eventID, WebServiceWorkerEventResult) = 0;
-    virtual void didHandlePushEvent(int pushEventID, WebServiceWorkerEventResult) = 0;
-    virtual void didHandleSyncEvent(int syncEventID, WebServiceWorkerEventResult) = 0;
+    virtual void respondToFetchEvent(int responseID, double eventDispatchTime) = 0;
+    virtual void respondToFetchEvent(int responseID, const WebServiceWorkerResponse&, double eventDispatchTime) = 0;
+    virtual void didHandleFetchEvent(int eventFinishID, WebServiceWorkerEventResult, double eventDispatchTime) = 0;
+    virtual void didHandleInstallEvent(int installEventID, WebServiceWorkerEventResult, double eventDispatchTime) = 0;
+    virtual void didHandleNotificationClickEvent(int eventID, WebServiceWorkerEventResult, double eventDispatchTime) = 0;
+    virtual void didHandleNotificationCloseEvent(int eventID, WebServiceWorkerEventResult, double eventDispatchTime) = 0;
+    virtual void didHandlePushEvent(int pushEventID, WebServiceWorkerEventResult, double eventDispatchTime) = 0;
+    virtual void didHandleSyncEvent(int syncEventID, WebServiceWorkerEventResult, double eventDispatchTime) = 0;
     virtual void postMessageToClient(const WebString& clientUUID, const WebString& message, std::unique_ptr<WebMessagePortChannelArray>) = 0;
     virtual void postMessageToCrossOriginClient(const WebCrossOriginServiceWorkerClient&, const WebString& message, std::unique_ptr<WebMessagePortChannelArray>) = 0;
     virtual void skipWaiting(WebServiceWorkerSkipWaitingCallbacks*) = 0;
     virtual void claim(WebServiceWorkerClientsClaimCallbacks*) = 0;
     virtual void focus(const WebString& clientUUID, WebServiceWorkerClientCallbacks*) = 0;
     virtual void navigate(const WebString& clientUUID, const WebURL&, WebServiceWorkerClientCallbacks*) = 0;
     virtual void registerForeignFetchScopes(const WebVector<WebURL>& subScopes, const WebVector<WebSecurityOrigin>&) = 0;
 
     static const char* supplementName();
     static ServiceWorkerGlobalScopeClient* from(ExecutionContext*);
 
 protected:
     ServiceWorkerGlobalScopeClient() { }
 };
 
 MODULES_EXPORT void provideServiceWorkerGlobalScopeClientToWorker(WorkerClients*, ServiceWorkerGlobalScopeClient*);
 
 } // namespace blink
 
 #endif // ServiceWorkerGlobalScopeClient_h