Changed Pair to be a CSSValue

Source/core/css/Pair.h

Index: Source/core/css/Pair.h
diff --git a/Source/core/css/Pair.h b/Source/core/css/Pair.h
deleted file mode 100644
index 4df5efec58f714f5d1a0436552a52558d82b5d55..0000000000000000000000000000000000000000
--- a/Source/core/css/Pair.h
+++ /dev/null
@@ -1,83 +0,0 @@
-/*
- * (C) 1999-2003 Lars Knoll (knoll@kde.org)
- * Copyright (C) 2004, 2005, 2006 Apple Computer, Inc.
- *
- * 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.
- *
- * This library is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
- * Library General Public License for more details.
- *
- * You should have received a copy of the GNU Library General Public License
- * along with this library; see the file COPYING.LIB.  If not, write to
- * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
- * Boston, MA 02110-1301, USA.
- */
-
-#ifndef Pair_h
-#define Pair_h
-
-#include "core/CoreExport.h"
-#include "core/css/CSSPrimitiveValue.h"
-#include "wtf/PassRefPtr.h"
-#include "wtf/RefCounted.h"
-#include "wtf/text/StringBuilder.h"
-
-namespace blink {
-
-// A primitive value representing a pair.  This is useful for properties like border-radius, background-size/position,
-// and border-spacing (all of which are space-separated sets of two values).  At the moment we are only using it for
-// border-radius and background-size, but (FIXME) border-spacing and background-position could be converted over to use
-// it (eliminating some extra -webkit- internal properties).
-class CORE_EXPORT Pair final : public RefCountedWillBeGarbageCollected<Pair> {
-public:
-    enum IdenticalValuesPolicy { DropIdenticalValues, KeepIdenticalValues };
-
-    static PassRefPtrWillBeRawPtr<Pair> create(PassRefPtrWillBeRawPtr<CSSPrimitiveValue> first, PassRefPtrWillBeRawPtr<CSSPrimitiveValue> second,
-        IdenticalValuesPolicy identicalValuesPolicy)
-    {
-        return adoptRefWillBeNoop(new Pair(first, second, identicalValuesPolicy));
-    }
-
-    CSSPrimitiveValue* first() const { return m_first.get(); }
-    CSSPrimitiveValue* second() const { return m_second.get(); }
-
-    String cssText() const
-    {
-        return generateCSSString(first()->cssText(), second()->cssText(), m_identicalValuesPolicy);
-    }
-
-    bool equals(const Pair& other) const
-    {
-        return compareCSSValuePtr(m_first, other.m_first)
-            && compareCSSValuePtr(m_second, other.m_second)
-            && m_identicalValuesPolicy == other.m_identicalValuesPolicy;
-    }
-
-    DECLARE_TRACE();
-
-private:
-    Pair(PassRefPtrWillBeRawPtr<CSSPrimitiveValue> first, PassRefPtrWillBeRawPtr<CSSPrimitiveValue> second, IdenticalValuesPolicy identicalValuesPolicy)
-        : m_first(first)
-        , m_second(second)
-        , m_identicalValuesPolicy(identicalValuesPolicy) { }
-
-    static String generateCSSString(const String& first, const String& second, IdenticalValuesPolicy identicalValuesPolicy)
-    {
-        if (identicalValuesPolicy == DropIdenticalValues && first == second)
-            return first;
-        return first + ' ' + second;
-    }
-
-    RefPtrWillBeMember<CSSPrimitiveValue> m_first;
-    RefPtrWillBeMember<CSSPrimitiveValue> m_second;
-    IdenticalValuesPolicy m_identicalValuesPolicy;
-};
-
-} // namespace
-
-#endif