Don't updateRenderTree in the middle of a DOM insertion.

Source/core/html/HTMLOptionElement.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@nypop.com)
  * Copyright (C) 2004, 2005, 2006, 2010 Apple Inc. All rights reserved.
  * Copyright (C) 2010 Google Inc. All rights reserved.
  * Copyright (C) 2011 Motorola Mobility, Inc.  All rights reserved.
  *
  * This library is free software; you can redistribute it and/or
@@ skipping 313 matching lines @@
     if (ownElementDisabled())
         return true;
     if (Element* parent = parentElement())
         return isHTMLOptGroupElement(*parent) && parent->isDisabledFormControl();
     return false;
 }
 
 Node::InsertionNotificationRequest HTMLOptionElement::insertedInto(ContainerNode* insertionPoint)
 {
     HTMLElement::insertedInto(insertionPoint);
+    return InsertionShouldCallDidNotifySubtreeInsertions;
+}
+
+void HTMLOptionElement::didNotifySubtreeInsertionsToDocument()
+{
     if (HTMLSelectElement* select = ownerSelectElement()) {
         select->setRecalcListItems();
         select->optionInserted(*this, m_isSelected);
     }
-    return InsertionDone;
 }
 
 void HTMLOptionElement::removedFrom(ContainerNode* insertionPoint)
 {
     if (HTMLSelectElement* select = Traversal<HTMLSelectElement>::firstAncestorOrSelf(*insertionPoint)) {
         select->setRecalcListItems();
         select->optionRemoved(*this);
     }
     HTMLElement::removedFrom(insertionPoint);
 }
@@ skipping 52 matching lines @@
         ASSERT(parent);
         if (isHTMLOptGroupElement(*parent)) {
             RenderStyle* parentStyle = parent->renderStyle() ? parent->renderStyle() : parent->computedStyle();
             return !parentStyle || parentStyle->display() == NONE;
         }
     }
     return m_style->display() == NONE;
 }
 
 } // namespace blink