Rendering the property, text-align-last.

Source/core/rendering/style/RenderStyle.cpp

 /*
  * Copyright (C) 1999 Antti Koivisto (koivisto@kde.org)
  * Copyright (C) 2004, 2005, 2006, 2007, 2008, 2009, 2010 Apple Inc. All rights reserved.
  * Copyright (C) 2011 Adobe Systems Incorporated. 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 462 matching lines @@
             || rareNonInheritedData->m_gridItem.get() != other->rareNonInheritedData->m_gridItem.get())
             return StyleDifferenceLayout;
 
         if (rareNonInheritedData->m_shapeInside != other->rareNonInheritedData->m_shapeInside)
             return StyleDifferenceLayout;
     }
 
     if (rareInheritedData.get() != other->rareInheritedData.get()) {
         if (rareInheritedData->highlight != other->rareInheritedData->highlight
             || rareInheritedData->indent != other->rareInheritedData->indent
+            || rareInheritedData->m_textAlignLast != other->rareInheritedData->m_textAlignLast
             || rareInheritedData->m_textIndentLine != other->rareInheritedData->m_textIndentLine
             || rareInheritedData->m_effectiveZoom != other->rareInheritedData->m_effectiveZoom
             || rareInheritedData->wordBreak != other->rareInheritedData->wordBreak
             || rareInheritedData->overflowWrap != other->rareInheritedData->overflowWrap
             || rareInheritedData->lineBreak != other->rareInheritedData->lineBreak
             || rareInheritedData->textSecurity != other->rareInheritedData->textSecurity
             || rareInheritedData->hyphens != other->rareInheritedData->hyphens
             || rareInheritedData->hyphenationLimitBefore != other->rareInheritedData->hyphenationLimitBefore
             || rareInheritedData->hyphenationLimitAfter != other->rareInheritedData->hyphenationLimitAfter
             || rareInheritedData->hyphenationString != other->rareInheritedData->hyphenationString
@@ skipping 1139 matching lines @@
     surround.access()->border.m_image.setOutset(outset);
 }
 
 ShapeValue* RenderStyle::initialShapeInside()
 {
     DEFINE_STATIC_LOCAL(RefPtr<ShapeValue>, sOutsideValue, (ShapeValue::createOutsideValue()));
     return sOutsideValue.get();
 }
 
 } // namespace WebCore