Image decoding: Remove deprecated image caching code

Source/platform/graphics/ScaledImageFragment.h

Index: Source/platform/graphics/ScaledImageFragment.h
diff --git a/Source/platform/graphics/ScaledImageFragment.h b/Source/platform/graphics/ScaledImageFragment.h
deleted file mode 100644
index 0b5381a5f6a707b33a089065a4f4f99bf63b7a94..0000000000000000000000000000000000000000
--- a/Source/platform/graphics/ScaledImageFragment.h
+++ /dev/null
@@ -1,75 +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 ScaledImageFragment_h
-#define ScaledImageFragment_h
-
-#include "SkBitmap.h"
-#include "SkRect.h"
-#include "SkSize.h"
-
-#include "platform/PlatformExport.h"
-#include "wtf/PassOwnPtr.h"
-
-namespace blink {
-
-// ScaledImageFragment is a scaled version of an image.
-class PLATFORM_EXPORT ScaledImageFragment {
-public:
-    enum ImageGeneration {
-        CompleteImage = 0,
-        FirstPartialImage = 1,
-    };
-
-    static PassOwnPtr<ScaledImageFragment> createComplete(const SkISize& scaledSize, size_t index, const SkBitmap& bitmap)
-    {
-        return adoptPtr(new ScaledImageFragment(scaledSize, index, CompleteImage, bitmap));
-    }
-
-    static PassOwnPtr<ScaledImageFragment> createPartial(const SkISize& scaledSize, size_t index, size_t generation, const SkBitmap& bitmap)
-    {
-        return adoptPtr(new ScaledImageFragment(scaledSize, index, generation, bitmap));
-    }
-
-    ScaledImageFragment(const SkISize&, size_t index, size_t generation, const SkBitmap&);
-    ~ScaledImageFragment();
-
-    const SkISize& scaledSize() const { return m_scaledSize; }
-    size_t index() const { return m_index; }
-    size_t generation() const { return m_generation; }
-    bool isComplete() const { return m_generation == CompleteImage; }
-    const SkBitmap& bitmap() const { return m_bitmap; }
-    SkBitmap& bitmap() { return m_bitmap; }
-
-private:
-    SkISize m_scaledSize;
-    size_t m_index;
-    size_t m_generation;
-    SkBitmap m_bitmap;
-};
-
-} // namespace blink
-
-#endif