[WIP] Support PerformanceResourceTiming for Service Worker Navigation Preload

third_party/WebKit/public/web/modules/serviceworker/WebServiceWorkerContextProxy.h

Index: third_party/WebKit/public/web/modules/serviceworker/WebServiceWorkerContextProxy.h
diff --git a/third_party/WebKit/public/web/modules/serviceworker/WebServiceWorkerContextProxy.h b/third_party/WebKit/public/web/modules/serviceworker/WebServiceWorkerContextProxy.h
index af2caaef068dc2e4d45ddc0336c67a585d2f7309..dbf6378eda0be5b1b948e938018eedc22345059c 100644
--- a/third_party/WebKit/public/web/modules/serviceworker/WebServiceWorkerContextProxy.h
+++ b/third_party/WebKit/public/web/modules/serviceworker/WebServiceWorkerContextProxy.h
@@ -125,6 +125,11 @@ class WebServiceWorkerContextProxy {
   virtual void OnNavigationPreloadError(
       int fetch_event_id,
       std::unique_ptr<WebServiceWorkerError>) = 0;
+  virtual void OnNavigationPreloadComplete(int fetch_event_id,
+                                           double completion_time,
+                                           int64_t encoded_data_length,
+                                           int64_t encoded_body_length,
+                                           int64_t decoded_body_length) = 0;
 };
 
 }  // namespace blink