Enable ServerTiming support

third_party/WebKit/Source/core/frame/LocalDOMWindow.cpp

 /*
  * Copyright (C) 2006, 2007, 2008, 2010 Apple Inc. All rights reserved.
  * Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies)
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions
  * are met:
  * 1. Redistributions of source code must retain the above copyright
  *    notice, this list of conditions and the following disclaimer.
  * 2. Redistributions in binary form must reproduce the above copyright
@@ skipping 1453 matching lines @@
 }
 
 void LocalDOMWindow::dispatchLoadEvent() {
   Event* loadEvent(Event::create(EventTypeNames::load));
   if (frame() && frame()->loader().documentLoader() &&
       !frame()->loader().documentLoader()->timing().loadEventStart()) {
     DocumentLoader* documentLoader = frame()->loader().documentLoader();
     DocumentLoadTiming& timing = documentLoader->timing();
     timing.markLoadEventStart();
     dispatchEvent(loadEvent, document());
+    setHasLoadEventFired();
     timing.markLoadEventEnd();
     DCHECK(documentLoader->fetcher());
     // If fetcher->countPreloads() is not empty here, it's full of link
     // preloads, as speculatove preloads were cleared at DCL.
     if (frame() && documentLoader == frame()->loader().documentLoader() &&
         documentLoader->fetcher()->countPreloads())
       m_unusedPreloadsTimer.startOneShot(unusedPreloadTimeoutInSeconds,
                                          BLINK_FROM_HERE);
   } else {
     dispatchEvent(loadEvent, document());
@@ skipping 163 matching lines @@
   DOMWindow::trace(visitor);
   Supplementable<LocalDOMWindow>::trace(visitor);
 }
 
 DEFINE_TRACE_WRAPPERS(LocalDOMWindow) {
   visitor->traceWrappers(m_customElements);
   DOMWindow::traceWrappers(visitor);
 }
 
 }  // namespace blink