Don't use canCollapseAnonymousBlockChild() to determine whether to truncate text.

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
  * License as published by the Free Software Foundation; either
@@ skipping 91 matching lines @@
     // If we are looking at a first letter element then we need to find the
     // first letter text layoutObject from the parent node, and not ourselves.
     if (element.isFirstLetterPseudoElement())
         parentLayoutObject = element.parentOrShadowHostElement()->layoutObject();
     else
         parentLayoutObject = element.layoutObject();
 
     if (!parentLayoutObject
         || !parentLayoutObject->style()->hasPseudoStyle(PseudoIdFirstLetter)
         || !canHaveGeneratedChildren(*parentLayoutObject)
-        || !parentLayoutObject->canHaveFirstLineOrFirstLetterStyle())
+        || !parentLayoutObject->behavesLikeBlockContainer())
         return nullptr;
 
     // Drill down into our children and look for our first text child.
     LayoutObject* firstLetterTextLayoutObject = parentLayoutObject->slowFirstChild();
     while (firstLetterTextLayoutObject) {
         // This can be called when the first letter layoutObject is already in the tree. We do not
         // want to consider that layoutObject for our text layoutObject so we go to the sibling (which is
         // the LayoutTextFragment for the remaining text).
         if (firstLetterTextLayoutObject->style() && firstLetterTextLayoutObject->style()->styleType() == PseudoIdFirstLetter) {
             firstLetterTextLayoutObject = firstLetterTextLayoutObject->nextSibling();
@@ skipping 189 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