[poc] curve-filter

third_party/WebKit/Source/platform/graphics/ColorSpaceTransform.h

Index: third_party/WebKit/Source/platform/graphics/ColorSpaceTransform.h
diff --git a/third_party/WebKit/Source/platform/graphics/ColorSpaceTransform.h b/third_party/WebKit/Source/platform/graphics/ColorSpaceTransform.h
new file mode 100644
index 0000000000000000000000000000000000000000..512b19afc23f89fadcf471abcdcbebeccb8407a4
--- /dev/null
+++ b/third_party/WebKit/Source/platform/graphics/ColorSpaceTransform.h
@@ -0,0 +1,63 @@
+// Copyright 2015 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 ColorSpaceTransform_h
+#define ColorSpaceTransform_h
+
+#include "wtf/PassRefPtr.h"
+#include "wtf/RefCounted.h"
+#include "wtf/ThreadSafeRefCounted.h"
+
+#if USE(QCMSLIB)
+#include "qcms.h"
+#endif
+
+namespace blink {
+
+#if USE(QCMSLIB)
+
+class ColorSpaceTransform : public ThreadSafeRefCounted<ColorSpaceTransform> {
+public:
+    static PassRefPtr<ColorSpaceTransform> create(qcms_transform* transform)
+    {
+        return adoptRef(new ColorSpaceTransform(transform));
+    }
+
+    qcms_transform* transform() { return m_transform; }
+
+    ~ColorSpaceTransform()
+    {
+        if (m_transform)
+            qcms_transform_release(m_transform);
+    }
+
+private:
+    explicit ColorSpaceTransform(qcms_transform* transform)
+        : m_transform(transform)
+    {
+    }
+
+    qcms_transform* m_transform;
+};
+
+#else
+
+class ColorSpaceTransform : public RefCounted<ColorSpaceTransform> {
+public:
+    static PassRefPtr<ColorSpaceTransform> create(void*)
+    {
+        return nullptr;
+    }
+
+private:
+    ColorSpaceTransform()
+    {
+    }
+};
+
+#endif
+
+} // namespace blink
+
+#endif // ColorSpaceTransform_h