Remove SSL_CIPHER::valid.

It's no longer needed to distinguish ciphers from fake ciphers.

Change-Id: I1ad4990ba936b1059eb48f3d2f309eb832dd1cb5
Reviewed-on: https://boringssl-review.googlesource.com/4285
Reviewed-by: Adam Langley <agl@google.com>
2 files changed