net/http: revert change to generated file from CL 296152
net/http: revert change to generated file from CL 296152

This file is generated, so the fix needs to happen upstream.
The file can then be regenerated using 'go generate net/http'.

Updates #44143

Change-Id: I13a1e7677470ba84a06976e5bbe24f4ce1e7cfb2
Reviewed-on: https://go-review.googlesource.com/c/go/+/301069
Trust: Bryan C. Mills <1c8aad60184261ccede67f5c63a0d2a3bf3c9ff4@google.com>
Run-TryBot: Bryan C. Mills <1c8aad60184261ccede67f5c63a0d2a3bf3c9ff4@google.com>
Reviewed-by: David Chase <ae171625adc8645b8b79b7e405a6da5aba5341e0@google.com>
TryBot-Result: Go Bot <66cb808b70d30c07676d5e946fee83fd561249e5@golang.org>

CAFxX/go,nawawi/go,golang/go,golang/go,cloudflare/go,golang/go,cloudflare/go,cloudflare/go,nawawi/go,CAFxX/go,nawawi/go,CAFxX/go,cloudflare/go,cloudflare/go,nawawi/go,cloudflare/go,golang/go,CAFxX/go,golang/go,golang/go,cloudflare/go,CAFxX/go,golang/go,CAFxX/go,cloudflare/go,CAFxX/go,nawawi/go,nawawi/go,CAFxX/go,golang/go,nawawi/go,nawawi/go