encoding/xml: remove dead code

Avoid future 'declared and not used error'.
See also issue 6414.

R=r
CC=golang-dev
https://golang.org/cl/13242058

diff --git a/src/pkg/encoding/xml/xml_test.go b/src/pkg/encoding/xml/xml_test.go
index 52477d342947395d5a1f1485c490c4775d3ff606..7723ab1c9f09a033e43e7b56c98eb29c53b11801 100644 (file)
--- a/src/pkg/encoding/xml/xml_test.go
+++ b/src/pkg/encoding/xml/xml_test.go
@@ -247,10 +247,8 @@ func (d *downCaser) Read(p []byte) (int, error) {
 }
 
 func TestRawTokenAltEncoding(t *testing.T) {
-       sawEncoding := ""
        d := NewDecoder(strings.NewReader(testInputAltEncoding))
        d.CharsetReader = func(charset string, input io.Reader) (io.Reader, error) {
-               sawEncoding = charset
                if charset != "x-testing-uppercase" {
                        t.Fatalf("unexpected charset %q", charset)
                }