net/http: remove Content-Length header in http.Error
Error replies to a request with an error message and HTTP code.
Delete any preexisting Content-Length header before writing the header;
if a Content-Length is present, it's probably for content that the
caller has given up on writing.
For #50905
Change-Id: Ia3d4ca008be46fa5d41afadf29ca5cacb1c47660
Reviewed-on: https://go-review.googlesource.com/c/go/+/554216 Reviewed-by: Brad Fitzpatrick <bradfitz@golang.org>
LUCI-TryBot-Result: Go LUCI <golang-scoped@luci-project-accounts.iam.gserviceaccount.com> Reviewed-by: Jonathan Amsterdam <jba@google.com>