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diff --git a/WebKit/chromium/public/WebImage.h b/WebKit/chromium/public/WebImage.h
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+++ b/WebKit/chromium/public/WebImage.h
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+/*
+ * Copyright (C) 2009 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:
+ *
+ *     * Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ *     * 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.
+ *     * Neither the name of Google Inc. nor the names of its
+ * contributors may be used to endorse or promote products derived from
+ * this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ * "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 THE COPYRIGHT
+ * OWNER 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 WebImage_h
+#define WebImage_h
+
+#include "WebCommon.h"
+
+#if WEBKIT_USING_SKIA
+#include <SkBitmap.h>
+#elif WEBKIT_USING_CG
+typedef struct CGImage* CGImageRef;
+#endif
+
+#if WEBKIT_IMPLEMENTATION
+namespace WebCore { class Image; }
+namespace WTF { template <typename T> class PassRefPtr; }
+#endif
+
+namespace WebKit {
+
+class WebData;
+struct WebSize;
+
+// A container for an ARGB bitmap.
+class WebImage {
+public:
+    ~WebImage() { reset(); }
+
+    WebImage() { init(); }
+    WebImage(const WebImage& image)
+    {
+        init();
+        assign(image);
+    }
+
+    WebImage& operator=(const WebImage& image)
+    {
+        assign(image);
+        return *this;
+    }
+
+    // Decodes the given image data.  If the image has multiple frames,
+    // then the frame whose size is desiredSize is returned.  Otherwise,
+    // the first frame is returned.
+    WEBKIT_API static WebImage fromData(const WebData&, const WebSize& desiredSize);
+
+    WEBKIT_API void reset();
+    WEBKIT_API void assign(const WebImage&);
+
+    WEBKIT_API bool isNull() const;
+    WEBKIT_API WebSize size() const;
+
+#if WEBKIT_IMPLEMENTATION
+    WebImage(const WTF::PassRefPtr<WebCore::Image>&);
+    WebImage& operator=(const WTF::PassRefPtr<WebCore::Image>&);
+#endif
+
+#if WEBKIT_USING_SKIA
+    WebImage(const SkBitmap& bitmap) : m_bitmap(bitmap) { }
+
+    WebImage& operator=(const SkBitmap& bitmap)
+    {
+        m_bitmap = bitmap;
+        return *this;
+    }
+
+    SkBitmap& getSkBitmap() { return m_bitmap; }
+    const SkBitmap& getSkBitmap() const { return m_bitmap; }
+
+private:
+    void init() { }
+    SkBitmap m_bitmap;
+
+#elif WEBKIT_USING_CG
+    WebImage(CGImageRef imageRef)
+    {
+        init();
+        assign(imageRef);
+    }
+
+    WebImage& operator=(CGImageRef imageRef)
+    {
+        assign(imageRef);
+        return *this;
+    }
+
+    CGImageRef getCGImageRef() const { return m_imageRef; }
+
+private:
+    void init() { m_imageRef = 0; }
+    void assign(CGImageRef);
+    CGImageRef m_imageRef;
+#endif
+};
+
+} // namespace WebKit
+
+#endif