Introduce FrameSelection::nodeChildrenWillBeRemoved()

third_party/WebKit/Source/core/dom/Document.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@webkit.org)
  * Copyright (C) 2004, 2005, 2006, 2007, 2008, 2009, 2011, 2012 Apple Inc. All rights reserved.
  * Copyright (C) 2008, 2009 Torch Mobile Inc. All rights reserved. (http://www.torchmobile.com/)
  * Copyright (C) 2008, 2009, 2011, 2012 Google Inc. All rights reserved.
  * Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies)
  * Copyright (C) Research In Motion Limited 2010-2011. All rights reserved.
@@ skipping 3777 matching lines @@
     EventDispatchForbiddenScope assertNoEventDispatch;
     for (Range* range : m_ranges)
         range->nodeChildrenWillBeRemoved(container);
 
     for (NodeIterator* ni : m_nodeIterators) {
         for (Node& n : NodeTraversal::childrenOf(container))
             ni->nodeWillBeRemoved(n);
     }
 
     if (LocalFrame* frame = this->frame()) {
+        frame->selection().nodeChildrenWillBeRemoved(container);
         for (Node& n : NodeTraversal::childrenOf(container)) {
             frame->eventHandler().nodeWillBeRemoved(n);
-            frame->selection().nodeWillBeRemoved(n);
             frame->page()->dragCaretController().nodeWillBeRemoved(n);
         }
     }
 
     if (containsV1ShadowTree()) {
         for (Node& n : NodeTraversal::childrenOf(container))
             n.checkSlotChangeBeforeRemoved();
     }
 }
 
@@ skipping 2221 matching lines @@
 }
 
 void showLiveDocumentInstances()
 {
     WeakDocumentSet& set = liveDocumentSet();
     fprintf(stderr, "There are %u documents currently alive:\n", set.size());
     for (Document* document : set)
         fprintf(stderr, "- Document %p URL: %s\n", document, document->url().getString().utf8().data());
 }
 #endif