Fix render tree construction when inlines are inserted in reverse after a block in a continuation

Source/core/rendering/RenderInline.cpp

 /*
  * Copyright (C) 1999 Lars Knoll (knoll@kde.org)
  *           (C) 1999 Antti Koivisto (koivisto@kde.org)
  * Copyright (C) 2003, 2004, 2005, 2006, 2007, 2008, 2009 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 496 matching lines @@
     // block box holding block children.
     bool childInline = newChild->isInline();
     bool bcpInline = beforeChildParent->isInline();
     bool flowInline = flow->isInline();
 
     if (flow == beforeChildParent)
         return flow->addChildIgnoringContinuation(newChild, beforeChild);
     else {
         // The goal here is to match up if we can, so that we can coalesce and create the
         // minimal # of continuations needed for the inline.
-        if (childInline == bcpInline)
+        if (childInline == bcpInline || (beforeChild && beforeChild->isInline()))
             return beforeChildParent->addChildIgnoringContinuation(newChild, beforeChild);
-        else if (flowInline == childInline)
+        if (flowInline == childInline)
             return flow->addChildIgnoringContinuation(newChild, 0); // Just treat like an append.
-        else
-            return beforeChildParent->addChildIgnoringContinuation(newChild, beforeChild);
+        return beforeChildParent->addChildIgnoringContinuation(newChild, beforeChild);
     }
 }
 
 void RenderInline::paint(PaintInfo& paintInfo, const LayoutPoint& paintOffset)
 {
     ANNOTATE_GRAPHICS_CONTEXT(paintInfo, this);
     m_lineBoxes.paint(this, paintInfo, paintOffset);
 }
 
 template<typename GeneratorContext>
@@ skipping 1043 matching lines @@
         container = this;
 
     FloatPoint absPos = container->localToAbsolute();
     region.bounds.setX(absPos.x() + region.bounds.x());
     region.bounds.setY(absPos.y() + region.bounds.y());
 
     regions.append(region);
 }
 
 } // namespace WebCore