Remove duplicated headers from modules/

Source/modules/webdatabase/SQLStatementBackend.cpp

 /*
  * Copyright (C) 2007, 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 "modules/webdatabase/SQLStatementBackend.h"
 
 #include "platform/Logging.h"
-#include "modules/webdatabase/sqlite/SQLValue.h"
 #include "modules/webdatabase/sqlite/SQLiteDatabase.h"
 #include "modules/webdatabase/sqlite/SQLiteStatement.h"
 #include "modules/webdatabase/AbstractSQLStatement.h"
 #include "modules/webdatabase/DatabaseBackend.h"
 #include "modules/webdatabase/SQLError.h"
 #include "wtf/text/CString.h"
 
 
 // The Life-Cycle of a SQLStatement i.e. Who's keeping the SQLStatement alive?
 // ==========================================================================
@@ skipping 192 matching lines @@
     if (lastExecutionFailedDueToQuota())
         m_error = 0;
 }
 
 bool SQLStatementBackend::lastExecutionFailedDueToQuota() const
 {
     return m_error && m_error->code() == SQLError::QUOTA_ERR;
 }
 
 } // namespace WebCore