[css-align] Implement place-self alignment shorthand

third_party/WebKit/Source/core/css/StylePropertySerializer.cpp

 /*
  * (C) 1999-2003 Lars Knoll (knoll@kde.org)
  * Copyright (C) 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2012 Apple Inc. All
  * rights reserved.
  * Copyright (C) 2011 Research In Motion Limited. All rights reserved.
  * Copyright (C) 2013 Intel Corporation. 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 448 matching lines @@
     case CSSPropertyGridRow:
       return getShorthandValue(gridRowShorthand(), " / ");
     case CSSPropertyGridArea:
       return getShorthandValue(gridAreaShorthand(), " / ");
     case CSSPropertyGridGap:
       return getShorthandValue(gridGapShorthand());
     case CSSPropertyPlaceContent:
       return getAlignmentShorthandValue(placeContentShorthand());
     case CSSPropertyPlaceItems:
       return getAlignmentShorthandValue(placeItemsShorthand());
+    case CSSPropertyPlaceSelf:
+      return getAlignmentShorthandValue(placeSelfShorthand());
     case CSSPropertyFont:
       return fontValue();
     case CSSPropertyFontVariant:
       return fontVariantValue();
     case CSSPropertyMargin:
       return get4Values(marginShorthand());
     case CSSPropertyMotion:
       return getShorthandValue(motionShorthand());
     case CSSPropertyOffset:
       return getShorthandValue(offsetShorthand());
@@ skipping 468 matching lines @@
     const CSSValue& xValue =
         repeatXList ? repeatXList->item(i % repeatXList->length()) : repeatX;
     const CSSValue& yValue =
         repeatYList ? repeatYList->item(i % repeatYList->length()) : repeatY;
     appendBackgroundRepeatValue(builder, xValue, yValue);
   }
   return builder.toString();
 }
 
 }  // namespace blink