SkImage-only bitmap patterns

Source/platform/graphics/BitmapPattern.h

-// Copyright 2014 The Chromium Authors. All rights reserved.
-// Use of this source code is governed by a BSD-style license that can be
-// found in the LICENSE file.
-
-#ifndef BitmapPattern_h
-#define BitmapPattern_h
-
-#include "platform/graphics/BitmapPatternBase.h"
-#include "third_party/skia/include/core/SkBitmap.h"
-
-namespace blink {
-
-class PLATFORM_EXPORT BitmapPattern : public BitmapPatternBase {
-public:
-    static PassRefPtr<BitmapPattern> create(PassRefPtr<Image> tileImage, RepeatMode repeatMode)
-    {
-        return adoptRef(new BitmapPattern(tileImage, repeatMode));
-    }
-
-    ~BitmapPattern() override {}
-
-protected:
-    PassRefPtr<SkShader> createShader() override;
-
-    SkImageInfo getBitmapInfo() override;
-    void drawBitmapToCanvas(SkCanvas&, SkPaint&) override;
-
-private:
-    BitmapPattern(PassRefPtr<Image>, RepeatMode);
-
-    SkBitmap m_tileImage;
-};
-
-} // namespace
-
-#endif