Schedule sibling invalidation sets for sibling insert/remove.

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

 /*
  * Copyright (C) 1999 Lars Knoll (knoll@kde.org)
  *           (C) 1999 Antti Koivisto (koivisto@kde.org)
  * Copyright (C) 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2013 Apple Inc. All rights reserved.
  *
  * This library is free software; you can redistribute it and/or
  * modify it under the terms of the GNU Library General Public
  * License as published by the Free Software Foundation; either
  * version 2 of the License, or (at your option) any later version.
  *
@@ skipping 169 matching lines @@
     document().incDOMTreeVersion();
     didModifyData(oldData, source);
 }
 
 void CharacterData::didModifyData(const String& oldData, UpdateSource source)
 {
     if (MutationObserverInterestGroup* mutationRecipients = MutationObserverInterestGroup::createForCharacterDataMutation(*this))
         mutationRecipients->enqueueMutationRecord(MutationRecord::createCharacterData(this, oldData));
 
     if (parentNode()) {
-        ContainerNode::ChildrenChange change = {ContainerNode::TextChanged, previousSibling(), nextSibling(), ContainerNode::ChildrenChangeSourceAPI};
+        ContainerNode::ChildrenChange change = {ContainerNode::TextChanged, this, previousSibling(), nextSibling(), ContainerNode::ChildrenChangeSourceAPI};
         parentNode()->childrenChanged(change);
     }
 
     // Skip DOM mutation events if the modification is from parser.
     // Note that mutation observer events will still fire.
     // Spec: https://html.spec.whatwg.org/multipage/syntax.html#insert-a-character
     if (source != UpdateFromParser && !isInShadowTree()) {
         if (document().hasListenerType(Document::DOMCHARACTERDATAMODIFIED_LISTENER))
             dispatchScopedEvent(MutationEvent::create(EventTypeNames::DOMCharacterDataModified, true, nullptr, oldData, m_data));
         dispatchSubtreeModifiedEvent();
     }
     InspectorInstrumentation::characterDataModified(this);
 }
 
 int CharacterData::maxCharacterOffset() const
 {
     return static_cast<int>(length());
 }
 
 } // namespace blink