This works better with util/generate_build_files.py.
Change-Id: Icb55dc74e0a004aca3e09978640455b66f0473ff
Reviewed-on: https://boringssl-review.googlesource.com/15648
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>