Remove the ENABLE_SQL_DATABASE compile-time flag.

Source/WebCore/Modules/webdatabase/DOMWindowWebDatabase.h

 /*
  * Copyright (C) 2006, 2007, 2009, 2010 Apple Inc. All rights reserved.
  * Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies)
  *
  * 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 COMPUTER, INC. ``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 COMPUTER, INC. OR
  * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
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 #ifndef DOMWindowWebDatabase_h
 #define DOMWindowWebDatabase_h
 
-#if ENABLE(SQL_DATABASE)
 #include "ExceptionCode.h"
 #include <wtf/PassRefPtr.h>
 #include <wtf/RefCounted.h>
 #include <wtf/RefPtr.h>
 #include <wtf/text/WTFString.h>
 
 namespace WebCore {
 
 class DOMWindow;
 class Database;
 class DatabaseCallback;
 class Frame;
 
 class DOMWindowWebDatabase {
 public:
     static PassRefPtr<Database> openDatabase(DOMWindow*, const String& name, const String& version, const String& displayName, unsigned long estimatedSize, PassRefPtr<DatabaseCallback> creationCallback, ExceptionCode&);
 
 private:
     DOMWindowWebDatabase() { };
     ~DOMWindowWebDatabase() { };
 };
 
 } // namespace WebCore
 
-#endif // ENABLE(SQL_DATABASE)
-
 #endif // DOMWindowWebDatabase_h