Stub out sqlite3Preload when using system library.

chrome/common/sqlite_utils.h

 // Copyright (c) 2006-2008 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef CHROME_COMMON_SQLITEUTILS_H_
 #define CHROME_COMMON_SQLITEUTILS_H_
 
 #include <string>
 #include <vector>
 
@@ skipping 355 matching lines @@
                            const char* table_name,
                            const char* column_name,
                            const char* column_type) {
   return DoesSqliteColumnExist(db, NULL, table_name, column_name, column_type);
 }
 
 // Test whether a table has one or more rows. Returns true if the table
 // has one or more rows and false if the table is empty or doesn't exist.
 bool DoesSqliteTableHaveRow(sqlite3* db, const char* table_name);
 
+#if defined(USE_SYSTEM_SQLITE)
+// This function is a local change to sqlite3 which doesn't exist when one is
+// using the system sqlite library. Thus, we stub it out here.
+int sqlite3Preload(sqlite3* db);
+#endif
+
 #endif  // CHROME_COMMON_SQLITEUTILS_H_