*** Submitted as
https://code.google.com/p/go/source/detail?r=de94dfa4fa4a ***
database/sql: adds test for fix in issue 4433.
Tests that here should be automatic retries if a database
driver's connection returns ErrBadConn on Begin. See
"TestTxErrBadConn" in sql_test.go
R=golang-dev
CC=golang-dev
https://codereview.appspot.com/6942050
Committer: Brad Fitzpatrick <bradfitz@golang.org>
https://codereview.appspot.com/6942050/