Import SQLite 3.7.6.3.

third_party/sqlite/src/test/descidx2.test

Index: third_party/sqlite/src/test/descidx2.test
diff --git a/third_party/sqlite/src/test/descidx2.test b/third_party/sqlite/src/test/descidx2.test
index 69a88f1d6d2ae1866b5ad4d0490436816ddc4333..fdc3eb079477c8593e0f61e06f69842dd4b59f9b 100644
--- a/third_party/sqlite/src/test/descidx2.test
+++ b/third_party/sqlite/src/test/descidx2.test
@@ -17,6 +17,12 @@
 set testdir [file dirname $argv0]
 source $testdir/tester.tcl
 
+# Do not use a codec for tests in this file, as the database file is
+# manipulated directly using tcl scripts (using the [hexio_write] command).
+#
+do_not_use_codec
+
+
 db eval {PRAGMA legacy_file_format=OFF}
 
 # This procedure sets the value of the file-format in file 'test.db'