Import SQLite 3.8.7.4.

third_party/sqlite/src/ext/misc/vtshim.c

 /*
 ** 2013-06-12
 **
 ** The author disclaims copyright to this source code.  In place of
 ** a legal notice, here is a blessing:
 **
 **    May you do good and not evil.
 **    May you find forgiveness for yourself and forgive others.
 **    May you share freely, never taking more than you give.
 **
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 __declspec(dllexport)
 #endif
 int sqlite3_vtshim_init(
   sqlite3 *db,
   char **pzErrMsg,
   const sqlite3_api_routines *pApi
 ){
   SQLITE_EXTENSION_INIT2(pApi);
   return SQLITE_OK;
 }