[release-branch.go1.14] crypto/cipher: require non-zero nonce size for AES-GCM
Also fix typo in crypto/cipher/gcm_test.go.
Updates #37118
Fixes #37416
Change-Id: I8544d1eeeb1f0336cebb977b8c5bfa5e4c5ad8c7
Reviewed-on: https://go-review.googlesource.com/c/go/+/218500
Run-TryBot: Katie Hockman <katie@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Filippo Valsorda <filippo@golang.org>
(cherry picked from commit
4e8badbbc2fe7854bb1c12a9ee42315b4d535051)
Reviewed-on: https://go-review.googlesource.com/c/go/+/220651
Run-TryBot: Dmitri Shuralyov <dmitshur@golang.org>
Reviewed-by: Alexander Rakoczy <alex@golang.org>