Moving GraphicsContext and dependencies from core to platform.

Source/core/platform/graphics/mac/ColorMac.h

Index: Source/core/platform/graphics/mac/ColorMac.h
diff --git a/Source/core/platform/graphics/mac/ColorMac.h b/Source/core/platform/graphics/mac/ColorMac.h
deleted file mode 100644
index 24b36488e015ec53a22f484753b89d324a07e9a9..0000000000000000000000000000000000000000
--- a/Source/core/platform/graphics/mac/ColorMac.h
+++ /dev/null
@@ -1,50 +0,0 @@
-/*
- * Copyright (C) 2007 Apple 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.
- * 3.  Neither the name of Apple Inc. ("Apple") nor the names of
- *     its contributors may be used to endorse or promote products derived
- *     from this software without specific prior written permission.
- *
- * 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 ColorMac_h
-#define ColorMac_h
-
-#include "platform/graphics/Color.h"
-
-OBJC_CLASS NSColor;
-
-namespace WebCore {
-
-    // These functions assume NSColors are in DeviceRGB colorspace
-    Color colorFromNSColor(NSColor *);
-    NSColor *nsColor(const Color&);
-
-    bool usesTestModeFocusRingColor();
-    void setUsesTestModeFocusRingColor(bool);
-
-    // Focus ring color used for testing purposes.
-    RGBA32 oldAquaFocusRingColor();
-
-}
-
-#endif