Remove the ENABLE_SQL_DATABASE compile-time flag.

Source/WebCore/Modules/webdatabase/DatabaseSync.h

 /*
  * 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
@@ skipping 13 matching lines @@
  * 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 DatabaseSync_h
 #define DatabaseSync_h
 
-#if ENABLE(SQL_DATABASE)
-
 #include "DatabaseBackendSync.h"
 #include "DatabaseBase.h"
 #include "DatabaseBasicTypes.h"
 #include <wtf/Forward.h>
 #include <wtf/text/WTFString.h>
 
 #ifndef NDEBUG
 #include "SecurityOrigin.h"
 #endif
 
@@ skipping 36 matching lines @@
     void runTransaction(PassRefPtr<SQLTransactionSyncCallback>, bool readOnly, ExceptionCode&);
 
     String m_lastErrorMessage;
 
     friend class DatabaseManager;
     friend class DatabaseServer; // FIXME: remove this when the backend has been split out.
 };
 
 } // namespace WebCore
 
-#endif // ENABLE(SQL_DATABASE)
-
 #endif