net/http/httputil: remove redundant call of setBody in test

Change-Id: I5a38200b9e050b484ec39f47c637e651e237390d
Reviewed-on: https://go-review.googlesource.com/82536
Reviewed-by: Brad Fitzpatrick <[email protected]>
Run-TryBot: Brad Fitzpatrick <[email protected]>
TryBot-Result: Gobot Gobot <[email protected]>

Author: joekyo

src/net/http/httputil/dump_test.go

@@ -27,7 +27,6 @@ type dumpTest struct {
 }
 
 var dumpTests = []dumpTest{
-
 	// HTTP/1.1 => chunked coding; body; empty trailer
 	{
 		Req: http.Request{
@@ -214,7 +213,6 @@ func TestDumpRequest(t *testing.T) {
 				t.Fatalf("Test %d: unsupported Body of %T", i, tt.Body)
 			}
 		}
-		setBody()
 		if tt.Req.Header == nil {
 			tt.Req.Header = make(http.Header)
 		}