Moving GraphicsContext and dependencies from core to platform.

Source/platform/graphics/SkSizeHash.h

Index: Source/platform/graphics/SkSizeHash.h
diff --git a/Source/platform/graphics/SkSizeHash.h b/Source/platform/graphics/SkSizeHash.h
deleted file mode 100644
index dd95c825ceb8ba64481086ccdcae6cf11e6adc94..0000000000000000000000000000000000000000
--- a/Source/platform/graphics/SkSizeHash.h
+++ /dev/null
@@ -1,86 +0,0 @@
-/*
- * Copyright (C) 2012 Google 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 SkSizeHash_h
-#define SkSizeHash_h
-
-#include "SkScalar.h"
-#include "SkSize.h"
-
-#include "wtf/HashMap.h"
-
-namespace WTF {
-
-template<> struct IntHash<SkSize> {
-    static unsigned hash(const SkSize& key) { return pairIntHash(key.width(), key.height()); }
-    static bool equal(const SkSize& a, const SkSize& b) { return a == b; }
-    static const bool safeToCompareToEmptyOrDeleted = true;
-};
-
-template<> struct DefaultHash<SkSize> {
-    typedef IntHash<SkSize> Hash;
-};
-
-template<> struct HashTraits<SkSize> : GenericHashTraits<SkSize> {
-    static const bool emptyValueIsZero = true;
-    static const bool needsDestruction = false;
-    static SkSize emptyValue() { return SkSize::Make(0, 0); }
-    static void constructDeletedValue(SkSize& slot)
-    {
-        slot = SkSize::Make(-1, -1);
-    }
-    static bool isDeletedValue(const SkSize& value)
-    {
-        return value.width() == -1 && value.height() == -1;
-    }
-};
-
-template<> struct IntHash<SkISize> {
-    static unsigned hash(const SkISize& key) { return pairIntHash(key.width(), key.height()); }
-    static bool equal(const SkISize& a, const SkISize& b) { return a == b; }
-    static const bool safeToCompareToEmptyOrDeleted = true;
-};
-
-template<> struct DefaultHash<SkISize> {
-    typedef IntHash<SkISize> Hash;
-};
-
-template<> struct HashTraits<SkISize> : GenericHashTraits<SkISize> {
-    static const bool emptyValueIsZero = true;
-    static const bool needsDestruction = false;
-    static SkISize emptyValue() { return SkISize::Make(0, 0); }
-    static void constructDeletedValue(SkISize& slot)
-    {
-        slot = SkISize::Make(-1, -1);
-    }
-    static bool isDeletedValue(const SkISize& value)
-    {
-        return value.width() == -1 && value.height() == -1;
-    }
-};
-
-} // namespace WTF
-
-#endif // SkSizeHash_h