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diff --git a/webkit/api/public/WebRect.h b/webkit/api/public/WebRect.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 WebRect_h
+#define WebRect_h
+
+#include "WebCommon.h"
+
+#if WEBKIT_IMPLEMENTATION
+#include "IntRect.h"
+#else
+#include <base/gfx/rect.h>
+#endif
+
+namespace WebKit {
+
+    struct WebRect {
+        int x;
+        int y;
+        int width;
+        int height;
+
+        bool isEmpty() const { return width <= 0 || height <= 0; }
+
+        WebRect()
+            : x(0)
+            , y(0)
+            , width(0)
+            , height(0)
+        {
+        }
+
+        WebRect(int x, int y, int width, int height)
+            : x(x)
+            , y(y)
+            , width(width)
+            , height(height)
+        {
+        }
+        
+#if WEBKIT_IMPLEMENTATION
+        WebRect(const WebCore::IntRect& r)
+            : x(r.x())
+            , y(r.y())
+            , width(r.width())
+            , height(r.height())
+        {
+        }
+
+        WebRect& operator=(const WebCore::IntRect& r)
+        {
+            x = r.x();
+            y = r.y();
+            width = r.width();
+            height = r.height();
+            return *this;
+        }
+
+        operator WebCore::IntRect() const
+        {
+            return WebCore::IntRect(x, y, width, height);
+        }
+#else
+        WebRect(const gfx::Rect& r)
+            : x(r.x())
+            , y(r.y())
+            , width(r.width())
+            , height(r.height())
+        {
+        }
+
+        WebRect& operator=(const gfx::Rect& r)
+        {
+            x = r.x();
+            y = r.y();
+            width = r.width();
+            height = r.height();
+            return *this;
+        }
+
+        operator gfx::Rect() const
+        {
+            return gfx::Rect(x, y, width, height);
+        }
+#endif
+    };
+
+    inline bool operator==(const WebRect& a, const WebRect& b)
+    {
+        return a.x == b.x && a.y == b.y && a.width == b.width && a.height == b.height;
+    }
+
+    inline bool operator!=(const WebRect& a, const WebRect& b)
+    {
+        return !(a == b);
+    }
+
+} // namespace WebKit
+
+#endif