[CSS Grid Layout] Implement 'justify-items' parsing

Source/core/css/CSSComputedStyleDeclaration.cpp

 /*
  * Copyright (C) 2004 Zack Rusin <zack@kde.org>
  * Copyright (C) 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012 Apple Inc. All rights reserved.
  * Copyright (C) 2007 Alexey Proskuryakov <ap@webkit.org>
  * Copyright (C) 2007 Nicholas Shanks <webkit@nickshanks.com>
  * Copyright (C) 2011 Sencha, Inc. All rights reserved.
  *
  * This library is free software; you can redistribute it and/or
  * modify it under the terms of the GNU Lesser General Public
  * License as published by the Free Software Foundation; either
@@ skipping 118 matching lines @@
     CSSPropertyFontFamily,
     CSSPropertyFontKerning,
     CSSPropertyFontSize,
     CSSPropertyFontStyle,
     CSSPropertyFontVariant,
     CSSPropertyFontVariantLigatures,
     CSSPropertyFontWeight,
     CSSPropertyHeight,
     CSSPropertyImageRendering,
     CSSPropertyIsolation,
+    CSSPropertyJustifyItems,
     CSSPropertyJustifySelf,
     CSSPropertyLeft,
     CSSPropertyLetterSpacing,
     CSSPropertyLineHeight,
     CSSPropertyListStyleImage,
     CSSPropertyListStylePosition,
     CSSPropertyListStyleType,
     CSSPropertyMarginBottom,
     CSSPropertyMarginLeft,
     CSSPropertyMarginRight,
@@ skipping 1398 matching lines @@
 {
     if (!m_node)
         return 0;
     if (m_node->isElementNode()) {
         if (PseudoElement* element = toElement(m_node)->pseudoElement(m_pseudoElementSpecifier))
             return element;
     }
     return m_node.get();
 }
 
-static PassRefPtrWillBeRawPtr<CSSValueList> valueForItemPositionWithOverflowAlignment(ItemPosition itemPosition, OverflowAlignment overflowAlignment)
+static PassRefPtrWillBeRawPtr<CSSValueList> valueForItemPositionWithOverflowAlignment(ItemPosition itemPosition, OverflowAlignment overflowAlignment, bool isLegacy)
 {
     RefPtrWillBeRawPtr<CSSValueList> result = CSSValueList::createSpaceSeparated();
+    if (isLegacy)
+        result->append(CSSPrimitiveValue::createIdentifier(CSSValueLegacy));
     result->append(CSSPrimitiveValue::create(itemPosition));
     if (itemPosition >= ItemPositionCenter && overflowAlignment != OverflowAlignmentDefault)
         result->append(CSSPrimitiveValue::create(overflowAlignment));
     return result.release();
 }
 
 PassRefPtrWillBeRawPtr<CSSValue> CSSComputedStyleDeclaration::getPropertyCSSValue(CSSPropertyID propertyID, EUpdateLayout updateLayout) const
 {
     Node* styledNode = this->styledNode();
     if (!styledNode)
@@ skipping 309 matching lines @@
         }
         case CSSPropertyDirection:
             return cssValuePool().createValue(style->direction());
         case CSSPropertyDisplay:
             return cssValuePool().createValue(style->display());
         case CSSPropertyEmptyCells:
             return cssValuePool().createValue(style->emptyCells());
         case CSSPropertyAlignContent:
             return cssValuePool().createValue(style->alignContent());
         case CSSPropertyAlignItems:
-            return valueForItemPositionWithOverflowAlignment(style->alignItems(), style->alignItemsOverflowAlignment());
+            return valueForItemPositionWithOverflowAlignment(style->alignItems(), style->alignItemsOverflowAlignment(), false);
         case CSSPropertyAlignSelf: {
             ItemPosition alignSelf = style->alignSelf();
             if (alignSelf == ItemPositionAuto) {
                 Node* parent = styledNode->parentNode();
                 if (parent && parent->computedStyle())
                     alignSelf = parent->computedStyle()->alignItems();
                 else
                     alignSelf = ItemPositionStretch;
             }
-            return valueForItemPositionWithOverflowAlignment(alignSelf, style->alignSelfOverflowAlignment());
+            return valueForItemPositionWithOverflowAlignment(alignSelf, style->alignSelfOverflowAlignment(), false);
         }
         case CSSPropertyFlex:
             return valuesForShorthandProperty(flexShorthand());
         case CSSPropertyFlexBasis:
             return zoomAdjustedPixelValueForLength(style->flexBasis(), *style);
         case CSSPropertyFlexDirection:
             return cssValuePool().createValue(style->flexDirection());
         case CSSPropertyFlexFlow:
             return valuesForShorthandProperty(flexFlowShorthand());
         case CSSPropertyFlexGrow:
@@ skipping 110 matching lines @@
                 return cssValuePool().createIdentifierValue(CSSValueAuto);
             return cssValuePool().createValue(style->hyphenationString(), CSSPrimitiveValue::CSS_STRING);
         case CSSPropertyWebkitBorderFit:
             if (style->borderFit() == BorderFitBorder)
                 return cssValuePool().createIdentifierValue(CSSValueBorder);
             return cssValuePool().createIdentifierValue(CSSValueLines);
         case CSSPropertyImageRendering:
             return CSSPrimitiveValue::create(style->imageRendering());
         case CSSPropertyIsolation:
             return cssValuePool().createValue(style->isolation());
+        case CSSPropertyJustifyItems:
+            return valueForItemPositionWithOverflowAlignment(style->justifyItems(), style->justifyItemsOverflowAlignment(), style->justifyItemsIsLegacy());
         case CSSPropertyJustifySelf:
-            return valueForItemPositionWithOverflowAlignment(style->justifySelf(), style->justifySelfOverflowAlignment());
+            return valueForItemPositionWithOverflowAlignment(style->justifySelf(), style->justifySelfOverflowAlignment(), false);
         case CSSPropertyLeft:
             return valueForPositionOffset(*style, CSSPropertyLeft, renderer);
         case CSSPropertyLetterSpacing:
             if (!style->letterSpacing())
                 return cssValuePool().createIdentifierValue(CSSValueNormal);
             return zoomAdjustedPixelValue(style->letterSpacing(), *style);
         case CSSPropertyWebkitLineClamp:
             if (style->lineClamp().isNone())
                 return cssValuePool().createIdentifierValue(CSSValueNone);
             return cssValuePool().createValue(style->lineClamp().value(), style->lineClamp().isPercentage() ? CSSPrimitiveValue::CSS_PERCENTAGE : CSSPrimitiveValue::CSS_NUMBER);
@@ skipping 1015 matching lines @@
     return list.release();
 }
 
 void CSSComputedStyleDeclaration::trace(Visitor* visitor)
 {
     visitor->trace(m_node);
     CSSStyleDeclaration::trace(visitor);
 }
 
 } // namespace WebCore