Remove the ENABLE_SQL_DATABASE compile-time flag.

Source/WebCore/Modules/webdatabase/SQLTransactionBackend.cpp

 /*
  * Copyright (C) 2007, 2008, 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
@@ skipping 11 matching lines @@
  * (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 "SQLTransactionBackend.h"
 
-#if ENABLE(SQL_DATABASE)
-
 #include "AbstractSQLTransaction.h"
 #include "Database.h" // FIXME: Should only be used in the frontend.
 #include "DatabaseAuthorizer.h"
 #include "DatabaseBackend.h"
 #include "DatabaseBackendContext.h"
 #include "DatabaseThread.h"
 #include "DatabaseTracker.h"
 #include "ExceptionCode.h"
 #include "Logging.h"
 #include "OriginLock.h"
@@ skipping 816 matching lines @@
 {
 #if !PLATFORM(CHROMIUM)
     if (m_originLock) {
         m_originLock->unlock();
         m_originLock.clear();
     }
 #endif
 }
 
 } // namespace WebCore
-
-#endif // ENABLE(SQL_DATABASE)