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diff --git a/WebCore/platform/graphics/GraphicsContextPrivate.h b/WebCore/platform/graphics/GraphicsContextPrivate.h
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+/*
+ * Copyright (C) 2003, 2004, 2005, 2006 Apple Computer, Inc.  All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in the
+ *    documentation and/or other materials provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY APPLE COMPUTER, INC. ``AS IS'' AND ANY
+ * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
+ * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL APPLE COMPUTER, INC. OR
+ * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
+ * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
+ * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
+ * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
+ * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+ * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#ifndef GraphicsContextPrivate_h
+#define GraphicsContextPrivate_h
+
+#include "Font.h"
+#include "Gradient.h"
+#include "GraphicsContext.h"
+#include "Pattern.h"
+
+namespace WebCore {
+
+// FIXME: This is a place-holder until we decide to add
+// real color space support to WebCore.  At that time, ColorSpace will be a
+// class and instances will be held  off of Colors.   There will be
+// special singleton Gradient and Pattern color spaces to mark when
+// a fill or stroke is using a gradient or pattern instead of a solid color.
+// https://bugs.webkit.org/show_bug.cgi?id=20558
+    enum ColorSpace {
+        SolidColorSpace,
+        PatternColorSpace,
+        GradientColorSpace
+    };
+
+    struct GraphicsContextState {
+        GraphicsContextState()
+            : textDrawingMode(cTextFill)
+            , strokeStyle(SolidStroke)
+            , strokeThickness(0)
+#if PLATFORM(CAIRO)
+            , globalAlpha(1.0f)
+#endif
+            , strokeColorSpace(SolidColorSpace)
+            , strokeColor(Color::black)
+            , fillRule(RULE_NONZERO)
+            , fillColorSpace(SolidColorSpace)
+            , fillColor(Color::black)
+            , paintingDisabled(false)
+            , shadowBlur(0)
+        {
+        }
+
+        Font font;
+        int textDrawingMode;
+        
+        StrokeStyle strokeStyle;
+        float strokeThickness;
+#if PLATFORM(CAIRO)
+        float globalAlpha;
+#endif
+        ColorSpace strokeColorSpace;
+        Color strokeColor;
+        RefPtr<Gradient> strokeGradient;
+        RefPtr<Pattern> strokePattern;
+        
+        WindRule fillRule;
+        GradientSpreadMethod spreadMethod;
+        ColorSpace fillColorSpace;
+        Color fillColor;
+        RefPtr<Gradient> fillGradient;
+        RefPtr<Pattern> fillPattern;
+
+        bool paintingDisabled;
+        
+        IntSize shadowSize;
+        unsigned shadowBlur;
+        Color shadowColor;
+    };
+
+    class GraphicsContextPrivate {
+    public:
+        GraphicsContextPrivate()
+            : m_focusRingWidth(0)
+            , m_focusRingOffset(0)
+            , m_updatingControlTints(false)
+        {
+        }
+
+        GraphicsContextState state;
+        Vector<GraphicsContextState> stack;
+        Vector<IntRect> m_focusRingRects;
+        int m_focusRingWidth;
+        int m_focusRingOffset;
+        bool m_updatingControlTints;
+    };
+
+} // namespace WebCore
+
+#endif // GraphicsContextPrivate_h