The following revision refers to this bug:
  https://chromium.googlesource.com/chromium/src.git/+/927aee9092944dea00b8407b61aa7edd03d32c1e

commit 927aee9092944dea00b8407b61aa7edd03d32c1e
Author: Kouhei Ueno <kouhei@chromium.org>
Date: Tue Jan 22 04:18:04 2019

SignedExchange: Reject uncached-headers

This CL aligns the response header filter with the signed exchange spec update:
https://github.com/WICG/webpackage/pull/339

Bug:  920897 
Change-Id: I7819b560f4f7ec9d75145e74780ad0fd85008944
Reviewed-on: https://chromium-review.googlesource.com/c/1425842
Reviewed-by: Kunihiko Sakamoto <ksakamoto@chromium.org>
Reviewed-by: Tsuyoshi Horo <horo@chromium.org>
Commit-Queue: Kouhei Ueno <kouhei@chromium.org>
Cr-Commit-Position: refs/heads/master@{#624724}
[modify] https://crrev.com/927aee9092944dea00b8407b61aa7edd03d32c1e/content/browser/web_package/signed_exchange_envelope.cc
[modify] https://crrev.com/927aee9092944dea00b8407b61aa7edd03d32c1e/third_party/blink/web_tests/external/wpt/signed-exchange/resources/generate-test-sxgs.sh
[add] https://crrev.com/927aee9092944dea00b8407b61aa7edd03d32c1e/third_party/blink/web_tests/external/wpt/signed-exchange/resources/sxg/sxg-hsts.sxg
[add] https://crrev.com/927aee9092944dea00b8407b61aa7edd03d32c1e/third_party/blink/web_tests/external/wpt/signed-exchange/sxg-hsts.tentative.html