Detect SHA-1 when it appears in certificate chains

BUG=401365

Review URL: https://codereview.chromium.org/509273002

Cr-Commit-Position: refs/heads/master@{#297307}
diff --git a/net/cert/cert_verify_proc_mac.cc b/net/cert/cert_verify_proc_mac.cc
index 97c0bf13..7099225 100644
--- a/net/cert/cert_verify_proc_mac.cc
+++ b/net/cert/cert_verify_proc_mac.cc
@@ -227,6 +227,13 @@
       verify_result->has_md4 = true;
     } else if (CSSMOIDEqual(alg_oid, &CSSMOID_MD5WithRSA)) {
       verify_result->has_md5 = true;
+    } else if (CSSMOIDEqual(alg_oid, &CSSMOID_SHA1WithRSA) ||
+               CSSMOIDEqual(alg_oid, &CSSMOID_SHA1WithRSA_OIW) ||
+               CSSMOIDEqual(alg_oid, &CSSMOID_SHA1WithDSA) ||
+               CSSMOIDEqual(alg_oid, &CSSMOID_SHA1WithDSA_CMS) ||
+               CSSMOIDEqual(alg_oid, &CSSMOID_SHA1WithDSA_JDK) ||
+               CSSMOIDEqual(alg_oid, &CSSMOID_ECDSA_WithSHA1)) {
+      verify_result->has_sha1 = true;
     }
   }
   if (!verified_cert)