fix build: update image/png test

R=nigeltao
CC=golang-dev
https://golang.org/cl/5649062

diff --git a/src/pkg/image/png/reader_test.go b/src/pkg/image/png/reader_test.go
index 7eb1fc21a892ad19969c3f1a6fa4d556bcaed97a..24c4ea448081d964fa373e5a93cdbf30864f611e 100644 (file)
--- a/src/pkg/image/png/reader_test.go
+++ b/src/pkg/image/png/reader_test.go
@@ -246,7 +246,7 @@ var readerErrors = []struct {
        file string
        err  string
 }{
-       {"invalid-zlib.png", "zlib checksum error"},
+       {"invalid-zlib.png", "zlib: invalid checksum"},
        {"invalid-crc32.png", "invalid checksum"},
        {"invalid-noend.png", "unexpected EOF"},
        {"invalid-trunc.png", "unexpected EOF"},