Certificate path builder for new certificate verification library

net/cert/internal/verify_certificate_chain.h

Index: net/cert/internal/verify_certificate_chain.h
diff --git a/net/cert/internal/verify_certificate_chain.h b/net/cert/internal/verify_certificate_chain.h
index 4d85eb66401420ffabfae705d8ac9a7c3c333c43..06cd55500dbcb7387a6dd7a715d4960e877c6163 100644
--- a/net/cert/internal/verify_certificate_chain.h
+++ b/net/cert/internal/verify_certificate_chain.h
@@ -22,8 +22,9 @@ class ParsedCertificate;
 class SignaturePolicy;
 class TrustStore;
 
-// VerifyCertificateChain() verifies a certificate path (chain) based on the
-// rules in RFC 5280.
+// VerifyCertificateChainAssumingTrustedRoot() verifies a certificate path
+// (chain) based on the rules in RFC 5280. The caller is responsible for
+// building the path and ensuring the chain ends in a trusted root certificate.
 //
 // WARNING: This implementation is in progress, and is currently incomplete.
 // Consult an OWNER before using it.
@@ -38,11 +39,11 @@ class TrustStore;
 //
 //      * cert_chain[0] is the target certificate to verify.
 //      * cert_chain[i+1] holds the certificate that issued cert_chain[i].
-//      * cert_chain[N-1] must be the trust anchor, or have been directly
-//        issued by a trust anchor.
+//      * cert_chain[N-1] must be the trust anchor.
 //
 //   trust_store:
-//     Contains the set of trusted public keys (and their names).
+//     Contains the set of trusted public keys (and their names). This is only
+//     used to DCHECK that the final cert is a trust anchor.
 //
 //   signature_policy:
 //     The policy to use when verifying signatures (what hash algorithms are
@@ -56,8 +57,9 @@ class TrustStore;
 // ---------
 //
 //   Returns true if the target certificate can be verified.
-NET_EXPORT bool VerifyCertificateChain(
-    const std::vector<scoped_refptr<ParsedCertificate>>& cert_chain,
+NET_EXPORT bool VerifyCertificateChainAssumingTrustedRoot(
+    const std::vector<scoped_refptr<ParsedCertificate>>& certs,
+    // The trust store is only used for assertions.
     const TrustStore& trust_store,
     const SignaturePolicy* signature_policy,
     const der::GeneralizedTime& time) WARN_UNUSED_RESULT;