[sql] Import reference version of SQLite 3.7.6.3.

third_party/sqlite/sqlite-src-3070603/src/test_pcache.c

 /*
 ** 2008 November 18
 **
 ** 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.
 **
@@ skipping 438 matching lines @@
       sqlite3_config(SQLITE_CONFIG_GETPCACHE, &defaultPcache);
       assert( defaultPcache.xCreate!=testpcacheCreate );
       sqlite3_config(SQLITE_CONFIG_PCACHE, &testPcache);
     }else{
       assert( defaultPcache.xCreate!=0 );
       sqlite3_config(SQLITE_CONFIG_PCACHE, &defaultPcache);
     }
     isInstalled = installFlag;
   }
 }