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diff --git a/Source/WebKit/chromium/public/WebSecurityOrigin.h b/Source/WebKit/chromium/public/WebSecurityOrigin.h
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+++ b/Source/WebKit/chromium/public/WebSecurityOrigin.h
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+/*
+ * Copyright (C) 2010 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 WebSecurityOrigin_h
+#define WebSecurityOrigin_h
+
+#include "WebCommon.h"
+
+#if WEBKIT_IMPLEMENTATION
+namespace WebCore { class SecurityOrigin; }
+namespace WTF { template <typename T> class PassRefPtr; }
+#endif
+
+namespace WebKit {
+
+class WebSecurityOriginPrivate;
+class WebString;
+class WebURL;
+
+class WebSecurityOrigin {
+public:
+    ~WebSecurityOrigin() { reset(); }
+
+    WebSecurityOrigin() : m_private(0) { }
+    WebSecurityOrigin(const WebSecurityOrigin& s) : m_private(0) { assign(s); }
+    WebSecurityOrigin& operator=(const WebSecurityOrigin& s)
+    {
+        assign(s);
+        return *this;
+    }
+
+    WEBKIT_API static WebSecurityOrigin createFromDatabaseIdentifier(const WebString& databaseIdentifier);
+    WEBKIT_API static WebSecurityOrigin createFromString(const WebString&);
+    WEBKIT_API static WebSecurityOrigin create(const WebURL&);
+
+    WEBKIT_API void reset();
+    WEBKIT_API void assign(const WebSecurityOrigin&);
+
+    bool isNull() const { return !m_private; }
+
+    WEBKIT_API WebString protocol() const;
+    WEBKIT_API WebString host() const;
+    WEBKIT_API unsigned short port() const;
+
+    // The empty WebSecurityOrigin is the least privileged WebSecurityOrigin.
+    WEBKIT_API bool isEmpty() const;
+
+    // Returns true if this WebSecurityOrigin can script objects in the given
+    // SecurityOrigin. For example, call this function before allowing
+    // script from one security origin to read or write objects from
+    // another SecurityOrigin.
+    WEBKIT_API bool canAccess(const WebSecurityOrigin&) const;
+
+    // Returns true if this WebSecurityOrigin can read content retrieved from
+    // the given URL. For example, call this function before allowing script
+    // from a given security origin to receive contents from a given URL.
+    WEBKIT_API bool canRequest(const WebURL&) const;
+
+    // Returns a string representation of the WebSecurityOrigin.  The empty
+    // WebSecurityOrigin is represented by "null".  The representation of a
+    // non-empty WebSecurityOrigin resembles a standard URL.
+    WEBKIT_API WebString toString() const;
+
+    // Returns a string representation of this WebSecurityOrigin that can
+    // be used as a file.  Should be used in storage APIs only.
+    WEBKIT_API WebString databaseIdentifier() const;
+
+    // Returns true if this WebSecurityOrigin can access usernames and 
+    // passwords stored in password manager.
+    WEBKIT_API bool canAccessPasswordManager() const;
+
+#if WEBKIT_IMPLEMENTATION
+    WebSecurityOrigin(const WTF::PassRefPtr<WebCore::SecurityOrigin>&);
+    WebSecurityOrigin& operator=(const WTF::PassRefPtr<WebCore::SecurityOrigin>&);
+    operator WTF::PassRefPtr<WebCore::SecurityOrigin>() const;
+    WebCore::SecurityOrigin* get() const;
+#endif
+
+private:
+    void assign(WebSecurityOriginPrivate*);
+    WebSecurityOriginPrivate* m_private;
+};
+
+} // namespace WebKit
+
+#endif