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diff --git a/Source/WebKit/chromium/src/WebDatabase.cpp b/Source/WebKit/chromium/src/WebDatabase.cpp
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+++ b/Source/WebKit/chromium/src/WebDatabase.cpp
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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.
+ */
+
+#include "config.h"
+#include "WebDatabase.h"
+
+#include "AbstractDatabase.h"
+#include "DatabaseTracker.h"
+#include "QuotaTracker.h"
+#include "SecurityOrigin.h"
+#include "WebDatabaseObserver.h"
+#include "WebString.h"
+#include <wtf/PassRefPtr.h>
+#include <wtf/RefPtr.h>
+
+#if !ENABLE(DATABASE)
+namespace WebCore {
+class AbstractDatabase {
+public:
+    String stringIdentifier() const { return String(); }
+    String displayName() const { return String(); }
+    unsigned long long estimatedSize() const { return 0; }
+    SecurityOrigin* securityOrigin() const { return 0; }
+};
+}
+#endif // !ENABLE(DATABASE)
+
+using namespace WebCore;
+
+namespace WebKit {
+
+static WebDatabaseObserver* databaseObserver = 0;
+
+WebString WebDatabase::name() const
+{
+    ASSERT(m_database);
+    return m_database->stringIdentifier();
+}
+
+WebString WebDatabase::displayName() const
+{
+    ASSERT(m_database);
+    return m_database->displayName();
+}
+
+unsigned long WebDatabase::estimatedSize() const
+{
+    ASSERT(m_database);
+    return m_database->estimatedSize();
+}
+
+WebSecurityOrigin WebDatabase::securityOrigin() const
+{
+    ASSERT(m_database);
+    return WebSecurityOrigin(m_database->securityOrigin());
+}
+
+void WebDatabase::setObserver(WebDatabaseObserver* observer)
+{
+    databaseObserver = observer;
+}
+
+WebDatabaseObserver* WebDatabase::observer()
+{
+    return databaseObserver;
+}
+
+void WebDatabase::updateDatabaseSize(
+    const WebString& originIdentifier, const WebString& databaseName,
+    unsigned long long databaseSize, unsigned long long spaceAvailable)
+{
+#if ENABLE(DATABASE)
+    WebCore::QuotaTracker::instance().updateDatabaseSizeAndSpaceAvailableToOrigin(
+        originIdentifier, databaseName, databaseSize, spaceAvailable);
+#endif // ENABLE(DATABASE)
+}
+
+void WebDatabase::closeDatabaseImmediately(const WebString& originIdentifier, const WebString& databaseName)
+{
+#if ENABLE(DATABASE)
+    HashSet<RefPtr<AbstractDatabase> > databaseHandles;
+    RefPtr<SecurityOrigin> origin = SecurityOrigin::createFromDatabaseIdentifier(originIdentifier);
+    DatabaseTracker::tracker().getOpenDatabases(origin.get(), databaseName, &databaseHandles);
+    for (HashSet<RefPtr<AbstractDatabase> >::iterator it = databaseHandles.begin(); it != databaseHandles.end(); ++it)
+        it->get()->closeImmediately();
+#endif // ENABLE(DATABASE)
+}
+
+WebDatabase::WebDatabase(const AbstractDatabase* database)
+    : m_database(database)
+{
+}
+
+} // namespace WebKit