The runner currently expects split handshake tests to work is GOOS is
"linux", but that includes Android, which the shim doesn't support.
Rather than try to align these two conditions, have the runner ask the
shim whether it supports split handshakes or not.
Change-Id: I7bea0d94142c4b6ee42b8f54c67b8611da93feb3
Reviewed-on: https://boringssl-review.googlesource.com/30204
Reviewed-by: Matt Braithwaite <mab@google.com>
Reviewed-by: Adam Langley <agl@google.com>
Commit-Queue: Adam Langley <agl@google.com>
CQ-Verified: CQ bot account: commit-bot@chromium.org <commit-bot@chromium.org>
e7b78770ec