Set navigationStart correctly for all load types.

third_party/WebKit/Source/core/dom/Document.cpp

 /*
  * Copyright (C) 1999 Lars Knoll (knoll@kde.org)
  *           (C) 1999 Antti Koivisto (koivisto@kde.org)
  *           (C) 2001 Dirk Mueller (mueller@kde.org)
  *           (C) 2006 Alexey Proskuryakov (ap@webkit.org)
  * Copyright (C) 2004, 2005, 2006, 2007, 2008, 2009, 2011, 2012 Apple Inc. All rights reserved.
  * Copyright (C) 2008, 2009 Torch Mobile Inc. All rights reserved. (http://www.torchmobile.com/)
  * Copyright (C) 2008, 2009, 2011, 2012 Google Inc. All rights reserved.
  * Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies)
  * Copyright (C) Research In Motion Limited 2010-2011. All rights reserved.
@@ skipping 2637 matching lines @@
                 cache->handleLoadComplete(this);
             else
                 cache->handleLayoutComplete(this);
         }
     }
 
     if (svgExtensions())
         accessSVGExtensions().startAnimations();
 }
 
-bool Document::dispatchBeforeUnloadEvent(ChromeClient& chromeClient, bool isReload, bool& didAllowNavigation)
+bool Document::dispatchBeforeUnloadEvent(ChromeClient& chromeClient, bool isReload, bool& didAllowNavigation, bool& eventListenerCalled)
 {
     if (!m_domWindow)
         return true;
 
     if (!body())
         return true;
 
     if (processingBeforeUnload())
         return false;
 
+    if (m_domWindow->hasEventListeners(EventTypeNames::beforeunload))
+        eventListenerCalled = true;
     BeforeUnloadEvent* beforeUnloadEvent = BeforeUnloadEvent::create();
     m_loadEventProgress = BeforeUnloadEventInProgress;
     m_domWindow->dispatchEvent(beforeUnloadEvent, this);
     m_loadEventProgress = BeforeUnloadEventCompleted;
     if (!beforeUnloadEvent->defaultPrevented())
         defaultEventHandler(beforeUnloadEvent);
     if (!frame() || beforeUnloadEvent->returnValue().isNull())
         return true;
 
     if (didAllowNavigation) {
@@ skipping 3343 matching lines @@
 }
 
 void showLiveDocumentInstances()
 {
     WeakDocumentSet& set = liveDocumentSet();
     fprintf(stderr, "There are %u documents currently alive:\n", set.size());
     for (Document* document : set)
         fprintf(stderr, "- Document %p URL: %s\n", document, document->url().getString().utf8().data());
 }
 #endif