Add first letter test when first letter is inside a floated block.

Source/core/rendering/RenderListItem.cpp

 /**
  * Copyright (C) 1999 Lars Knoll (knoll@kde.org)
  *           (C) 1999 Antti Koivisto (koivisto@kde.org)
  * Copyright (C) 2003, 2004, 2005, 2006, 2010 Apple Inc. All rights reserved.
  * Copyright (C) 2006 Andrew Wellington (proton@wiretapped.net)
  *
  * 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 283 matching lines @@
         // If the marker is currently contained inside an anonymous box, then we
         // are the only item in that anonymous box (since no line box parent was
         // found). It's ok to just leave the marker where it is in this case.
         if (markerParent && markerParent->isAnonymousBlock())
             lineBoxParent = markerParent;
         else
             lineBoxParent = this;
     }
 
     if (markerParent != lineBoxParent) {
-        updateFirstLetter();
         m_marker->remove();
         // FIXME(crbug.com/391009): Investigate whether this call is needed.
         if (markerParent)
             markerParent->dirtyLinesFromChangedChild(m_marker);
         lineBoxParent->addChild(m_marker, firstNonMarkerChild(lineBoxParent));
         m_marker->updateMarginsAndContent();
         // If markerParent is an anonymous block with no children, destroy it.
         if (markerParent && markerParent->isAnonymousBlock() && !toRenderBlock(markerParent)->firstChild() && !toRenderBlock(markerParent)->continuation())
             markerParent->destroy();
         return true;
@@ skipping 208 matching lines @@
             // assume that all the following ones have too.
             // This gives us the opportunity to stop here and avoid
             // marking the same nodes again.
             break;
         }
         item->updateValue();
     }
 }
 
 } // namespace WebCore