Call Element::rebuildLayoutTree from Document::updateStyle directly

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

 /*
  * Copyright (C) 1999 Lars Knoll (knoll@kde.org)
  *           (C) 1999 Antti Koivisto (koivisto@kde.org)
  *           (C) 2007 David Smith (catfish.man@gmail.com)
  * Copyright (C) 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011 Apple Inc.
  * All rights reserved.
  * Copyright (C) Research In Motion Limited 2010. 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
@@ skipping 206 matching lines @@
     break;
   }
 }
 
 void FirstLetterPseudoElement::setRemainingTextLayoutObject(
     LayoutTextFragment* fragment) {
   // The text fragment we get our content from is being destroyed. We need
   // to tell our parent element to recalcStyle so we can get cleaned up
   // as well.
   if (!fragment)
-    setNeedsStyleRecalc(LocalStyleChange, StyleChangeReasonForTracing::create(
-                                              StyleChangeReason::PseudoClass));
-
+    parentNode()->markAncestorsWithChildNeedsReattachLayoutTree();
   m_remainingTextLayoutObject = fragment;
 }
 
 void FirstLetterPseudoElement::attachLayoutTree(const AttachContext& context) {
   PseudoElement::attachLayoutTree(context);
   attachFirstLetterTextLayoutObjects();
 }
 
 void FirstLetterPseudoElement::detachLayoutTree(const AttachContext& context) {
   if (m_remainingTextLayoutObject) {
@@ skipping 102 matching lines @@
 
     // We only manage the style for the generated content items.
     if (!child->isText() && !child->isQuote() && !child->isImage())
       continue;
 
     child->setPseudoStyle(layoutObject->mutableStyle());
   }
 }
 
 }  // namespace blink