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diff --git a/Source/WebKit2/UIProcess/Storage/StorageManager.h b/Source/WebKit2/UIProcess/Storage/StorageManager.h
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+++ b/Source/WebKit2/UIProcess/Storage/StorageManager.h
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+/*
+ * Copyright (C) 2013 Apple 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:
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. 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.
+ *
+ * THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS 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 APPLE INC. OR ITS 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 StorageManager_h
+#define StorageManager_h
+
+#include "Connection.h"
+#include <wtf/Forward.h>
+#include <wtf/PassRefPtr.h>
+#include <wtf/ThreadSafeRefCounted.h>
+#include <wtf/text/StringHash.h>
+
+class WorkQueue;
+
+namespace WebCore {
+class SecurityOrigin;
+}
+
+namespace WebKit {
+
+struct SecurityOriginData;
+class LocalStorageDatabaseTracker;
+class WebProcessProxy;
+
+class StorageManager : public CoreIPC::Connection::WorkQueueMessageReceiver {
+public:
+    static PassRefPtr<StorageManager> create();
+    ~StorageManager();
+
+    void setLocalStorageDirectory(const String&);
+
+    void createSessionStorageNamespace(uint64_t storageNamespaceID, CoreIPC::Connection* allowedConnection, unsigned quotaInBytes);
+    void destroySessionStorageNamespace(uint64_t storageNamespaceID);
+    void setAllowedSessionStorageNamespaceConnection(uint64_t storageNamespaceID, CoreIPC::Connection* allowedConnection);
+    void cloneSessionStorageNamespace(uint64_t storageNamespaceID, uint64_t newStorageNamespaceID);
+
+    void processWillOpenConnection(WebProcessProxy*);
+    void processWillCloseConnection(WebProcessProxy*);
+
+    // FIXME: Instead of a context + C function, this should take a WTF::Function, but we currently don't
+    // support arguments in functions.
+    void getOrigins(FunctionDispatcher* callbackDispatcher, void* context, void (*callback)(const Vector<RefPtr<WebCore::SecurityOrigin>>& securityOrigins, void* context));
+    void deleteEntriesForOrigin(WebCore::SecurityOrigin*);
+    void deleteAllEntries();
+
+private:
+    StorageManager();
+
+    // CoreIPC::Connection::WorkQueueMessageReceiver.
+    virtual void didReceiveMessage(CoreIPC::Connection*, CoreIPC::MessageDecoder&) OVERRIDE;
+    virtual void didReceiveSyncMessage(CoreIPC::Connection*, CoreIPC::MessageDecoder&, OwnPtr<CoreIPC::MessageEncoder>& replyEncoder) OVERRIDE;
+
+    // Message handlers.
+    void createLocalStorageMap(CoreIPC::Connection*, uint64_t storageMapID, uint64_t storageNamespaceID, const SecurityOriginData&);
+    void createSessionStorageMap(CoreIPC::Connection*, uint64_t storageMapID, uint64_t storageNamespaceID, const SecurityOriginData&);
+    void destroyStorageMap(CoreIPC::Connection*, uint64_t storageMapID);
+
+    void getValues(CoreIPC::Connection*, uint64_t storageMapID, uint64_t storageMapSeed, HashMap<String, String>& values);
+    void setItem(CoreIPC::Connection*, uint64_t storageAreaID, uint64_t sourceStorageAreaID, uint64_t storageMapSeed, const String& key, const String& value, const String& urlString);
+    void removeItem(CoreIPC::Connection*, uint64_t storageMapID, uint64_t sourceStorageAreaID, uint64_t storageMapSeed, const String& key, const String& urlString);
+    void clear(CoreIPC::Connection*, uint64_t storageMapID, uint64_t sourceStorageAreaID, uint64_t storageMapSeed, const String& urlString);
+
+    void createSessionStorageNamespaceInternal(uint64_t storageNamespaceID, CoreIPC::Connection* allowedConnection, unsigned quotaInBytes);
+    void destroySessionStorageNamespaceInternal(uint64_t storageNamespaceID);
+    void setAllowedSessionStorageNamespaceConnectionInternal(uint64_t storageNamespaceID, CoreIPC::Connection* allowedConnection);
+    void cloneSessionStorageNamespaceInternal(uint64_t storageNamespaceID, uint64_t newStorageNamespaceID);
+
+    void invalidateConnectionInternal(CoreIPC::Connection*);
+
+    class StorageArea;
+    StorageArea* findStorageArea(CoreIPC::Connection*, uint64_t) const;
+
+    class LocalStorageNamespace;
+    LocalStorageNamespace* getOrCreateLocalStorageNamespace(uint64_t storageNamespaceID);
+
+    void getOriginsInternal(FunctionDispatcher* callbackDispatcher, void* context, void (*callback)(const Vector<RefPtr<WebCore::SecurityOrigin>>& securityOrigins, void* context));
+    void deleteEntriesForOriginInternal(WebCore::SecurityOrigin*);
+    void deleteAllEntriesInternal();
+
+    RefPtr<WorkQueue> m_queue;
+
+    RefPtr<LocalStorageDatabaseTracker> m_localStorageDatabaseTracker;
+    HashMap<uint64_t, RefPtr<LocalStorageNamespace>> m_localStorageNamespaces;
+
+    class SessionStorageNamespace;
+    HashMap<uint64_t, RefPtr<SessionStorageNamespace>> m_sessionStorageNamespaces;
+
+    HashMap<std::pair<RefPtr<CoreIPC::Connection>, uint64_t>, RefPtr<StorageArea>> m_storageAreasByConnection;
+};
+
+} // namespace WebKit
+
+#endif // StorageManager_h