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diff --git a/Source/WebCore/Modules/indexeddb/shared/InProcessIDBServer.cpp b/Source/WebCore/Modules/indexeddb/shared/InProcessIDBServer.cpp
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+++ b/Source/WebCore/Modules/indexeddb/shared/InProcessIDBServer.cpp
@@ -0,0 +1,451 @@
+/*
+ * Copyright (C) 2015 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.
+ */
+
+#include "config.h"
+#include "InProcessIDBServer.h"
+
+#if ENABLE(INDEXED_DATABASE)
+
+#include "FileSystem.h"
+#include "IDBConnectionToClient.h"
+#include "IDBConnectionToServer.h"
+#include "IDBCursorInfo.h"
+#include "IDBGetRecordData.h"
+#include "IDBIterateCursorData.h"
+#include "IDBKeyRangeData.h"
+#include "IDBOpenDBRequest.h"
+#include "IDBRequestData.h"
+#include "IDBResultData.h"
+#include "IDBValue.h"
+#include "Logging.h"
+#include <wtf/RunLoop.h>
+
+namespace WebCore {
+
+Ref<InProcessIDBServer> InProcessIDBServer::create()
+{
+    Ref<InProcessIDBServer> server = adoptRef(*new InProcessIDBServer);
+    server->m_server->registerConnection(server->connectionToClient());
+    return server;
+}
+
+Ref<InProcessIDBServer> InProcessIDBServer::create(const String& databaseDirectoryPath)
+{
+    Ref<InProcessIDBServer> server = adoptRef(*new InProcessIDBServer(databaseDirectoryPath));
+    server->m_server->registerConnection(server->connectionToClient());
+    return server;
+}
+
+InProcessIDBServer::InProcessIDBServer()
+    : m_server(IDBServer::IDBServer::create(*this))
+{
+    relaxAdoptionRequirement();
+    m_connectionToServer = IDBClient::IDBConnectionToServer::create(*this);
+    m_connectionToClient = IDBServer::IDBConnectionToClient::create(*this);
+}
+
+InProcessIDBServer::InProcessIDBServer(const String& databaseDirectoryPath)
+    : m_server(IDBServer::IDBServer::create(databaseDirectoryPath, *this))
+{
+    relaxAdoptionRequirement();
+    m_connectionToServer = IDBClient::IDBConnectionToServer::create(*this);
+    m_connectionToClient = IDBServer::IDBConnectionToClient::create(*this);
+}
+
+uint64_t InProcessIDBServer::identifier() const
+{
+    // An instance of InProcessIDBServer always has a 1:1 relationship with its instance of IDBServer.
+    // Therefore the connection identifier between the two can always be "1".
+    return 1;
+}
+
+IDBClient::IDBConnectionToServer& InProcessIDBServer::connectionToServer() const
+{
+    return *m_connectionToServer;
+}
+
+IDBServer::IDBConnectionToClient& InProcessIDBServer::connectionToClient() const
+{
+    return *m_connectionToClient;
+}
+
+void InProcessIDBServer::deleteDatabase(const IDBRequestData& requestData)
+{
+    RunLoop::current().dispatch([this, protectedThis = makeRef(*this), requestData] {
+        m_server->deleteDatabase(requestData);
+    });
+}
+
+void InProcessIDBServer::didDeleteDatabase(const IDBResultData& resultData)
+{
+    RunLoop::current().dispatch([this, protectedThis = makeRef(*this), resultData] {
+        m_connectionToServer->didDeleteDatabase(resultData);
+    });
+}
+
+void InProcessIDBServer::openDatabase(const IDBRequestData& requestData)
+{
+    RunLoop::current().dispatch([this, protectedThis = makeRef(*this), requestData] {
+        m_server->openDatabase(requestData);
+    });
+}
+
+void InProcessIDBServer::didOpenDatabase(const IDBResultData& resultData)
+{
+    RunLoop::current().dispatch([this, protectedThis = makeRef(*this), resultData] {
+        m_connectionToServer->didOpenDatabase(resultData);
+    });
+}
+
+void InProcessIDBServer::didAbortTransaction(const IDBResourceIdentifier& transactionIdentifier, const IDBError& error)
+{
+    RunLoop::current().dispatch([this, protectedThis = makeRef(*this), transactionIdentifier, error] {
+        m_connectionToServer->didAbortTransaction(transactionIdentifier, error);
+    });
+}
+
+void InProcessIDBServer::didCommitTransaction(const IDBResourceIdentifier& transactionIdentifier, const IDBError& error)
+{
+    RunLoop::current().dispatch([this, protectedThis = makeRef(*this), transactionIdentifier, error] {
+        m_connectionToServer->didCommitTransaction(transactionIdentifier, error);
+    });
+}
+
+void InProcessIDBServer::didCreateObjectStore(const IDBResultData& resultData)
+{
+    RunLoop::current().dispatch([this, protectedThis = makeRef(*this), resultData] {
+        m_connectionToServer->didCreateObjectStore(resultData);
+    });
+}
+
+void InProcessIDBServer::didDeleteObjectStore(const IDBResultData& resultData)
+{
+    RunLoop::current().dispatch([this, protectedThis = makeRef(*this), resultData] {
+        m_connectionToServer->didDeleteObjectStore(resultData);
+    });
+}
+
+void InProcessIDBServer::didRenameObjectStore(const IDBResultData& resultData)
+{
+    RunLoop::current().dispatch([this, protectedThis = makeRef(*this), resultData] {
+        m_connectionToServer->didRenameObjectStore(resultData);
+    });
+}
+
+void InProcessIDBServer::didClearObjectStore(const IDBResultData& resultData)
+{
+    RunLoop::current().dispatch([this, protectedThis = makeRef(*this), resultData] {
+        m_connectionToServer->didClearObjectStore(resultData);
+    });
+}
+
+void InProcessIDBServer::didCreateIndex(const IDBResultData& resultData)
+{
+    RunLoop::current().dispatch([this, protectedThis = makeRef(*this), resultData] {
+        m_connectionToServer->didCreateIndex(resultData);
+    });
+}
+
+void InProcessIDBServer::didDeleteIndex(const IDBResultData& resultData)
+{
+    RunLoop::current().dispatch([this, protectedThis = makeRef(*this), resultData] {
+        m_connectionToServer->didDeleteIndex(resultData);
+    });
+}
+
+void InProcessIDBServer::didRenameIndex(const IDBResultData& resultData)
+{
+    RunLoop::current().dispatch([this, protectedThis = makeRef(*this), resultData] {
+        m_connectionToServer->didRenameIndex(resultData);
+    });
+}
+
+void InProcessIDBServer::didPutOrAdd(const IDBResultData& resultData)
+{
+    RunLoop::current().dispatch([this, protectedThis = makeRef(*this), resultData] {
+        m_connectionToServer->didPutOrAdd(resultData);
+    });
+}
+
+void InProcessIDBServer::didGetRecord(const IDBResultData& resultData)
+{
+    RunLoop::current().dispatch([this, protectedThis = makeRef(*this), resultData] {
+        m_connectionToServer->didGetRecord(resultData);
+    });
+}
+
+void InProcessIDBServer::didGetAllRecords(const IDBResultData& resultData)
+{
+    RunLoop::current().dispatch([this, protectedThis = makeRef(*this), resultData] {
+        m_connectionToServer->didGetAllRecords(resultData);
+    });
+}
+
+void InProcessIDBServer::didGetCount(const IDBResultData& resultData)
+{
+    RunLoop::current().dispatch([this, protectedThis = makeRef(*this), resultData] {
+        m_connectionToServer->didGetCount(resultData);
+    });
+}
+
+void InProcessIDBServer::didDeleteRecord(const IDBResultData& resultData)
+{
+    RunLoop::current().dispatch([this, protectedThis = makeRef(*this), resultData] {
+        m_connectionToServer->didDeleteRecord(resultData);
+    });
+}
+
+void InProcessIDBServer::didOpenCursor(const IDBResultData& resultData)
+{
+    RunLoop::current().dispatch([this, protectedThis = makeRef(*this), resultData] {
+        m_connectionToServer->didOpenCursor(resultData);
+    });
+}
+
+void InProcessIDBServer::didIterateCursor(const IDBResultData& resultData)
+{
+    RunLoop::current().dispatch([this, protectedThis = makeRef(*this), resultData] {
+        m_connectionToServer->didIterateCursor(resultData);
+    });
+}
+
+void InProcessIDBServer::abortTransaction(const IDBResourceIdentifier& resourceIdentifier)
+{
+    RunLoop::current().dispatch([this, protectedThis = makeRef(*this), resourceIdentifier] {
+        m_server->abortTransaction(resourceIdentifier);
+    });
+}
+
+void InProcessIDBServer::commitTransaction(const IDBResourceIdentifier& resourceIdentifier)
+{
+    RunLoop::current().dispatch([this, protectedThis = makeRef(*this), resourceIdentifier] {
+        m_server->commitTransaction(resourceIdentifier);
+    });
+}
+
+void InProcessIDBServer::didFinishHandlingVersionChangeTransaction(uint64_t databaseConnectionIdentifier, const IDBResourceIdentifier& transactionIdentifier)
+{
+    RunLoop::current().dispatch([this, protectedThis = makeRef(*this), databaseConnectionIdentifier, transactionIdentifier] {
+        m_server->didFinishHandlingVersionChangeTransaction(databaseConnectionIdentifier, transactionIdentifier);
+    });
+}
+
+void InProcessIDBServer::createObjectStore(const IDBRequestData& resultData, const IDBObjectStoreInfo& info)
+{
+    RunLoop::current().dispatch([this, protectedThis = makeRef(*this), resultData, info] {
+        m_server->createObjectStore(resultData, info);
+    });
+}
+
+void InProcessIDBServer::deleteObjectStore(const IDBRequestData& requestData, const String& objectStoreName)
+{
+    RunLoop::current().dispatch([this, protectedThis = makeRef(*this), requestData, objectStoreName] {
+        m_server->deleteObjectStore(requestData, objectStoreName);
+    });
+}
+
+void InProcessIDBServer::renameObjectStore(const IDBRequestData& requestData, uint64_t objectStoreIdentifier, const String& newName)
+{
+    RunLoop::current().dispatch([this, protectedThis = makeRef(*this), requestData, objectStoreIdentifier, newName] {
+        m_server->renameObjectStore(requestData, objectStoreIdentifier, newName);
+    });
+}
+
+void InProcessIDBServer::clearObjectStore(const IDBRequestData& requestData, uint64_t objectStoreIdentifier)
+{
+    RunLoop::current().dispatch([this, protectedThis = makeRef(*this), requestData, objectStoreIdentifier] {
+        m_server->clearObjectStore(requestData, objectStoreIdentifier);
+    });
+}
+
+void InProcessIDBServer::createIndex(const IDBRequestData& requestData, const IDBIndexInfo& info)
+{
+    RunLoop::current().dispatch([this, protectedThis = makeRef(*this), requestData, info] {
+        m_server->createIndex(requestData, info);
+    });
+}
+
+void InProcessIDBServer::deleteIndex(const IDBRequestData& requestData, uint64_t objectStoreIdentifier, const String& indexName)
+{
+    RunLoop::current().dispatch([this, protectedThis = makeRef(*this), requestData, objectStoreIdentifier, indexName] {
+        m_server->deleteIndex(requestData, objectStoreIdentifier, indexName);
+    });
+}
+
+void InProcessIDBServer::renameIndex(const IDBRequestData& requestData, uint64_t objectStoreIdentifier, uint64_t indexIdentifier, const String& newName)
+{
+    RunLoop::current().dispatch([this, protectedThis = makeRef(*this), requestData, objectStoreIdentifier, indexIdentifier, newName] {
+        m_server->renameIndex(requestData, objectStoreIdentifier, indexIdentifier, newName);
+    });
+}
+
+void InProcessIDBServer::putOrAdd(const IDBRequestData& requestData, const IDBKeyData& keyData, const IDBValue& value, const IndexedDB::ObjectStoreOverwriteMode overwriteMode)
+{
+    RunLoop::current().dispatch([this, protectedThis = makeRef(*this), requestData, keyData, value, overwriteMode] {
+        m_server->putOrAdd(requestData, keyData, value, overwriteMode);
+    });
+}
+
+void InProcessIDBServer::getRecord(const IDBRequestData& requestData, const IDBGetRecordData& getRecordData)
+{
+    RunLoop::current().dispatch([this, protectedThis = makeRef(*this), requestData, getRecordData] {
+        m_server->getRecord(requestData, getRecordData);
+    });
+}
+
+void InProcessIDBServer::getAllRecords(const IDBRequestData& requestData, const IDBGetAllRecordsData& getAllRecordsData)
+{
+    RunLoop::current().dispatch([this, protectedThis = makeRef(*this), requestData, getAllRecordsData] {
+        m_server->getAllRecords(requestData, getAllRecordsData);
+    });
+}
+
+void InProcessIDBServer::getCount(const IDBRequestData& requestData, const IDBKeyRangeData& keyRangeData)
+{
+    RunLoop::current().dispatch([this, protectedThis = makeRef(*this), requestData, keyRangeData] {
+        m_server->getCount(requestData, keyRangeData);
+    });
+}
+
+void InProcessIDBServer::deleteRecord(const IDBRequestData& requestData, const IDBKeyRangeData& keyRangeData)
+{
+    RunLoop::current().dispatch([this, protectedThis = makeRef(*this), requestData, keyRangeData] {
+        m_server->deleteRecord(requestData, keyRangeData);
+    });
+}
+
+void InProcessIDBServer::openCursor(const IDBRequestData& requestData, const IDBCursorInfo& info)
+{
+    RunLoop::current().dispatch([this, protectedThis = makeRef(*this), requestData, info] {
+        m_server->openCursor(requestData, info);
+    });
+}
+
+void InProcessIDBServer::iterateCursor(const IDBRequestData& requestData, const IDBIterateCursorData& data)
+{
+    RunLoop::current().dispatch([this, protectedThis = makeRef(*this), requestData, data] {
+        m_server->iterateCursor(requestData, data);
+    });
+}
+
+void InProcessIDBServer::establishTransaction(uint64_t databaseConnectionIdentifier, const IDBTransactionInfo& info)
+{
+    RunLoop::current().dispatch([this, protectedThis = makeRef(*this), databaseConnectionIdentifier, info] {
+        m_server->establishTransaction(databaseConnectionIdentifier, info);
+    });
+}
+
+void InProcessIDBServer::fireVersionChangeEvent(IDBServer::UniqueIDBDatabaseConnection& connection, const IDBResourceIdentifier& requestIdentifier, uint64_t requestedVersion)
+{
+    RunLoop::current().dispatch([this, protectedThis = makeRef(*this), databaseConnectionIdentifier = connection.identifier(), requestIdentifier, requestedVersion] {
+        m_connectionToServer->fireVersionChangeEvent(databaseConnectionIdentifier, requestIdentifier, requestedVersion);
+    });
+}
+
+void InProcessIDBServer::didStartTransaction(const IDBResourceIdentifier& transactionIdentifier, const IDBError& error)
+{
+    RunLoop::current().dispatch([this, protectedThis = makeRef(*this), transactionIdentifier, error] {
+        m_connectionToServer->didStartTransaction(transactionIdentifier, error);
+    });
+}
+
+void InProcessIDBServer::didCloseFromServer(IDBServer::UniqueIDBDatabaseConnection& connection, const IDBError& error)
+{
+    RunLoop::current().dispatch([this, protectedThis = makeRef(*this), databaseConnectionIdentifier = connection.identifier(), error] {
+        m_connectionToServer->didCloseFromServer(databaseConnectionIdentifier, error);
+    });
+}
+
+void InProcessIDBServer::notifyOpenDBRequestBlocked(const IDBResourceIdentifier& requestIdentifier, uint64_t oldVersion, uint64_t newVersion)
+{
+    RunLoop::current().dispatch([this, protectedThis = makeRef(*this), requestIdentifier, oldVersion, newVersion] {
+        m_connectionToServer->notifyOpenDBRequestBlocked(requestIdentifier, oldVersion, newVersion);
+    });
+}
+
+void InProcessIDBServer::databaseConnectionPendingClose(uint64_t databaseConnectionIdentifier)
+{
+    RunLoop::current().dispatch([this, protectedThis = makeRef(*this), databaseConnectionIdentifier] {
+        m_server->databaseConnectionPendingClose(databaseConnectionIdentifier);
+    });
+}
+
+void InProcessIDBServer::databaseConnectionClosed(uint64_t databaseConnectionIdentifier)
+{
+    RunLoop::current().dispatch([this, protectedThis = makeRef(*this), databaseConnectionIdentifier] {
+        m_server->databaseConnectionClosed(databaseConnectionIdentifier);
+    });
+}
+
+void InProcessIDBServer::abortOpenAndUpgradeNeeded(uint64_t databaseConnectionIdentifier, const IDBResourceIdentifier& transactionIdentifier)
+{
+    RunLoop::current().dispatch([this, protectedThis = makeRef(*this), databaseConnectionIdentifier, transactionIdentifier] {
+        m_server->abortOpenAndUpgradeNeeded(databaseConnectionIdentifier, transactionIdentifier);
+    });
+}
+
+void InProcessIDBServer::didFireVersionChangeEvent(uint64_t databaseConnectionIdentifier, const IDBResourceIdentifier& requestIdentifier)
+{
+    RunLoop::current().dispatch([this, protectedThis = makeRef(*this), databaseConnectionIdentifier, requestIdentifier] {
+        m_server->didFireVersionChangeEvent(databaseConnectionIdentifier, requestIdentifier);
+    });
+}
+
+void InProcessIDBServer::openDBRequestCancelled(const IDBRequestData& requestData)
+{
+    RunLoop::current().dispatch([this, protectedThis = makeRef(*this), requestData] {
+        m_server->openDBRequestCancelled(requestData);
+    });
+}
+
+void InProcessIDBServer::confirmDidCloseFromServer(uint64_t databaseConnectionIdentifier)
+{
+    RunLoop::current().dispatch([this, protectedThis = makeRef(*this), databaseConnectionIdentifier] {
+        m_server->confirmDidCloseFromServer(databaseConnectionIdentifier);
+    });
+}
+
+void InProcessIDBServer::getAllDatabaseNames(const SecurityOriginData& mainFrameOrigin, const SecurityOriginData& openingOrigin, uint64_t callbackID)
+{
+    RunLoop::current().dispatch([this, protectedThis = makeRef(*this), mainFrameOrigin, openingOrigin, callbackID] {
+        m_server->getAllDatabaseNames(m_connectionToServer->identifier(), mainFrameOrigin, openingOrigin, callbackID);
+    });
+}
+
+void InProcessIDBServer::didGetAllDatabaseNames(uint64_t callbackID, const Vector<String>& databaseNames)
+{
+    RunLoop::current().dispatch([this, protectedThis = makeRef(*this), callbackID, databaseNames] {
+        m_connectionToServer->didGetAllDatabaseNames(callbackID, databaseNames);
+    });
+}
+
+void InProcessIDBServer::accessToTemporaryFileComplete(const String& path)
+{
+    deleteFile(path);
+}
+
+} // namespace WebCore
+
+#endif // ENABLE(INDEXED_DATABASE)