Update sqlite to 3.7.3.

third_party/sqlite/src/test/malloc.test

 # 2001 September 15
 #
 # 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 316 matching lines @@
     }
   }
 }
 
 if {$tcl_platform(platform)!="windows"} {
   do_malloc_test 14 -tclprep {
     catch {db close}
     sqlite3 db2 test2.db
     sqlite3_extended_result_codes db2 1
     db2 eval {
+      PRAGMA journal_mode = DELETE;    /* For inmemory_journal permutation */
       PRAGMA synchronous = 0;
       CREATE TABLE t1(a, b);
       INSERT INTO t1 VALUES(1, 2);
       BEGIN;
       INSERT INTO t1 VALUES(3, 4);
     }
     copy_file test2.db test.db
     copy_file test2.db-journal test.db-journal
     db2 close
   } -tclbody {
@@ skipping 547 matching lines @@
 }
 
 # Ensure that no file descriptors were leaked.
 do_test malloc-99.X {
   catch {db close}
   set sqlite_open_file_count
 } {0}
 
 puts open-file-count=$sqlite_open_file_count
 finish_test