Trace where timers were scheduled in Blink

Source/core/editing/FrameSelection.cpp

 /*
  * Copyright (C) 2004, 2008, 2009, 2010 Apple 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:
  * 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
  *    notice, this list of conditions and the following disclaimer in the
@@ skipping 1508 matching lines @@
         if (!shouldBlink && m_caretPaint) {
             m_caretPaint = false;
             invalidateCaretRect();
         }
     }
 
     // Start blinking with a black caret. Be sure not to restart if we're
     // already blinking in the right location.
     if (shouldBlink && !m_caretBlinkTimer.isActive()) {
         if (double blinkInterval = RenderTheme::theme().caretBlinkInterval())
-            m_caretBlinkTimer.startRepeating(blinkInterval);
+            m_caretBlinkTimer.startRepeating(blinkInterval, FROM_HERE);
 
         if (!m_caretPaint) {
             m_caretPaint = true;
             invalidateCaretRect();
         }
     }
 
     RenderView* view = m_frame->contentRenderer();
     if (!view)
         return;
@@ skipping 290 matching lines @@
     sel.showTreeForThis();
 }
 
 void showTree(const WebCore::FrameSelection* sel)
 {
     if (sel)
         sel->showTreeForThis();
 }
 
 #endif