Trace where timers were scheduled in Blink

Source/core/loader/LinkLoader.cpp

 /*
  * Copyright (C) 2011 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 65 matching lines @@
 {
     ASSERT_UNUSED(timer, timer == &m_linkLoadingErrorTimer);
     m_client->linkLoadingErrored();
 }
 
 void LinkLoader::notifyFinished(Resource* resource)
 {
     ASSERT(this->resource() == resource);
 
     if (resource->errorOccurred())
-        m_linkLoadingErrorTimer.startOneShot(0);
+        m_linkLoadingErrorTimer.startOneShot(0, FROM_HERE);
     else
-        m_linkLoadTimer.startOneShot(0);
+        m_linkLoadTimer.startOneShot(0, FROM_HERE);
 
     clearResource();
 }
 
 void LinkLoader::didStartPrerender()
 {
     m_client->didStartLinkPrerender();
 }
 
 void LinkLoader::didStopPrerender()
@@ skipping 51 matching lines @@
 {
     // Only prerenders need treatment here; other links either use the Resource interface, or are notionally
     // atomic (dns prefetch).
     if (m_prerender) {
         m_prerender->cancel();
         m_prerender.clear();
     }
 }
 
 }