(Imported from upstream's ef908777218bd4a362dbe9cebb8e18fa8ab384cf.) Change-Id: Id9b288d230cc9d8ab308690a18e687e2132e3293 Reviewed-on: https://boringssl-review.googlesource.com/2168 Reviewed-by: David Benjamin <davidben@chromium.org> Reviewed-by: Adam Langley <agl@google.com>kris/onging/CECPQ3_patch15