[sql] Import reference version of SQLite 3.10.2.

third_party/sqlite/sqlite-src-3100200/test/memdb.test

Index: third_party/sqlite/sqlite-src-3100200/test/memdb.test
diff --git a/third_party/sqlite/sqlite-src-3080704/test/memdb.test b/third_party/sqlite/sqlite-src-3100200/test/memdb.test
similarity index 97%
copy from third_party/sqlite/sqlite-src-3080704/test/memdb.test
copy to third_party/sqlite/sqlite-src-3100200/test/memdb.test
index a2efc0369b7e08234a7322615c861243e3781e0a..7bad26f526b5e13315a9494cd5016c108d0d8d72 100644
--- a/third_party/sqlite/sqlite-src-3080704/test/memdb.test
+++ b/third_party/sqlite/sqlite-src-3100200/test/memdb.test
@@ -419,11 +419,10 @@ ifcapable autovacuum {
       INSERT INTO t1 VALUES(randstr(1000,1000));
       INSERT INTO t1 VALUES(randstr(1000,1000));
     }
-    set memused [lindex [sqlite3_status SQLITE_STATUS_MEMORY_USED 0] 1]
-    set pgovfl [lindex [sqlite3_status SQLITE_STATUS_PAGECACHE_OVERFLOW 0] 1]
+    set before [db one {PRAGMA page_count}]
     execsql { DELETE FROM t1 }
-    set memused2 [lindex [sqlite3_status SQLITE_STATUS_MEMORY_USED 0] 1]
-    expr {($memused2 + 2048 < $memused) || $pgovfl==0}
+    set after [db one {PRAGMA page_count}]
+    expr {$before>$after}
   } {1}
 }