Trace where timers were scheduled in Blink

Source/web/AssociatedURLLoader.cpp

 /*
  * Copyright (C) 2010, 2011, 2012 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 259 matching lines @@
 {
     didFail(error);
 }
 
 void AssociatedURLLoader::ClientAdapter::enableErrorNotifications()
 {
     m_enableErrorNotifications = true;
     // If an error has already been received, start a timer to report it to the client
     // after AssociatedURLLoader::loadAsynchronously has returned to the caller.
     if (m_didFail)
-        m_errorTimer.startOneShot(0);
+        m_errorTimer.startOneShot(0, FROM_HERE);
 }
 
 void AssociatedURLLoader::ClientAdapter::notifyError(Timer<ClientAdapter>* timer)
 {
     ASSERT_UNUSED(timer, timer == &m_errorTimer);
 
     m_client->didFail(m_loader, m_error);
 }
 
 AssociatedURLLoader::AssociatedURLLoader(PassRefPtr<WebFrameImpl> frameImpl, const WebURLLoaderOptions& options)
@@ skipping 73 matching lines @@
         m_loader->cancel();
 }
 
 void AssociatedURLLoader::setDefersLoading(bool defersLoading)
 {
     if (m_loader)
         m_loader->setDefersLoading(defersLoading);
 }
 
 } // namespace blink