[css-display] Support display: contents pseudo-elements.

third_party/WebKit/Source/core/layout/LayoutTextFragment.cpp

 /*
  * (C) 1999 Lars Knoll (knoll@kde.org)
  * (C) 2000 Dirk Mueller (mueller@kde.org)
  * Copyright (C) 2004, 2005, 2006, 2007 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 39 matching lines @@
 LayoutTextFragment::~LayoutTextFragment() {
   ASSERT(!m_firstLetterPseudoElement);
 }
 
 LayoutTextFragment* LayoutTextFragment::createAnonymous(PseudoElement& pseudo,
                                                         StringImpl* text,
                                                         unsigned start,
                                                         unsigned length) {
   LayoutTextFragment* fragment =
       new LayoutTextFragment(nullptr, text, start, length);
-  fragment->setDocumentForAnonymous(&pseudo.document());
+  fragment->setPseudoForAnonymous(pseudo);
   if (length)
     pseudo.document().view()->incrementVisuallyNonEmptyCharacterCount(length);
   return fragment;
 }
 
 LayoutTextFragment* LayoutTextFragment::createAnonymous(PseudoElement& pseudo,
                                                         StringImpl* text) {
   return createAnonymous(pseudo, text, 0, text ? text->length() : 0);
 }
 
@@ skipping 97 matching lines @@
   LayoutObject::updateHitTestResult(result, point);
 
   // If we aren't part of a first-letter element, or if we
   // are part of first-letter but we're the remaining text then return.
   if (m_isRemainingTextLayoutObject || !firstLetterPseudoElement())
     return;
   result.setInnerNode(firstLetterPseudoElement());
 }
 
 }  // namespace blink