SkImage-only bitmap patterns

Source/platform/graphics/ImagePattern.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 ImagePattern_h
+#define ImagePattern_h
+
+#include "platform/graphics/Pattern.h"
+
+class SkImage;
+
+namespace blink {
+
+class Image;
+
+class PLATFORM_EXPORT ImagePattern final : public Pattern {
+public:
+    static PassRefPtr<ImagePattern> create(PassRefPtr<Image>, RepeatMode);
+
+protected:
+    PassRefPtr<SkShader> createShader() override;
+
+private:
+    ImagePattern(PassRefPtr<Image>, RepeatMode);
+
+    RefPtr<SkImage> m_tileImage;
+};
+
+} // namespace
+
+#endif  /* ImagePattern_h */