t5400: remove dead code

Signed-off-by: Stefan Beller <sbeller@google.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>

t/t5400-send-pack.sh

@@ -76,8 +76,7 @@ test_expect_success 'refuse pushing rewound head without --force' '
 	test "$victim_head" = "$pushed_head"
 '
 
-test_expect_success \
-        'push can be used to delete a ref' '
+test_expect_success 'push can be used to delete a ref' '
 	( cd victim && git branch extra master ) &&
 	git send-pack ./victim :extra master &&
 	( cd victim &&
@@ -161,19 +160,6 @@ rewound_push_setup() {
 	)
 }
 
-rewound_push_succeeded() {
-	cmp ../parent/.git/refs/heads/master .git/refs/heads/master
-}
-
-rewound_push_failed() {
-	if rewound_push_succeeded
-	then
-		false
-	else
-		true
-	fi
-}
-
 test_expect_success 'pushing explicit refspecs respects forcing' '
 	rewound_push_setup &&
 	parent_orig=$(cd parent && git rev-parse --verify master) &&