[Typed-OM] Add CSSURLImageValue

third_party/WebKit/Source/core/css/cssom/CSSURLImageValue.h

Index: third_party/WebKit/Source/core/css/cssom/CSSURLImageValue.h
diff --git a/third_party/WebKit/Source/core/css/cssom/CSSURLImageValue.h b/third_party/WebKit/Source/core/css/cssom/CSSURLImageValue.h
new file mode 100644
index 0000000000000000000000000000000000000000..d6a223740dc6531bd082999d08b36015f22245cb
--- /dev/null
+++ b/third_party/WebKit/Source/core/css/cssom/CSSURLImageValue.h
@@ -0,0 +1,40 @@
+// Copyright 2016 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 CSSURLImageValue_h
+#define CSSURLImageValue_h
+
+#include "core/css/cssom/CSSStyleImageValue.h"
+
+namespace blink {
+
+class CORE_EXPORT CSSURLImageValue final : public CSSStyleImageValue {
+    WTF_MAKE_NONCOPYABLE(CSSURLImageValue);
+    DEFINE_WRAPPERTYPEINFO();
+public:
+    static CSSURLImageValue* create(const AtomicString& url)
+    {
+        return new CSSURLImageValue(CSSImageValue::create(url));
+    }
+    static CSSURLImageValue* create(const CSSImageValue* imageValue)
+    {
+        return new CSSURLImageValue(imageValue);
+    }
+
+    StyleValueType type() const override { return URLImageType; }
+
+    const CSSValue* toCSSValue() const { return m_imageValue.get(); }
+
+    const String& url() const { return m_imageValue->url(); }
+
+private:
+    explicit CSSURLImageValue(const CSSImageValue* imageValue)
+        : CSSStyleImageValue(imageValue)
+    {
+    }
+};
+
+} // namespace blink
+
+#endif // CSSResourceValue_h