ANDROID: extract-cert: omit PKCS#11 support if building against BoringSSL
BoringSSL does not implement the ENGINE API. In Android we do not seem to rely on the PKCS#11 -> DER extraction. Hence, make this conditional on the SSL library used.
Bug: 135570712 Signed-off-by: Matthias Maennich maennich@google.com Change-Id: I84af6633dd470083497087c7dd1a2734480e2b0e
[Cherry-picked from upstream AOSP to fix building with the AOSP toolchain]