Add a key purpose parameter to Certificate PathBuilder.

net/cert/internal/verify_certificate_chain_pkits_unittest.cc

Index: net/cert/internal/verify_certificate_chain_pkits_unittest.cc
diff --git a/net/cert/internal/verify_certificate_chain_pkits_unittest.cc b/net/cert/internal/verify_certificate_chain_pkits_unittest.cc
index e8279104d2f76c207a47c3f1e23061c41537427d..860ae3e2a1e92c1e463dbc6bec42ea19b2e5d9c2 100644
--- a/net/cert/internal/verify_certificate_chain_pkits_unittest.cc
+++ b/net/cert/internal/verify_certificate_chain_pkits_unittest.cc
@@ -80,8 +80,9 @@ class VerifyCertificateChainPkitsTestDelegate {
     der::GeneralizedTime time = {2011, 4, 15, 0, 0, 0};
 
     CertPathErrors path_errors;
-    bool result = VerifyCertificateChain(input_chain, trust_anchor.get(),
-                                         &signature_policy, time, &path_errors);
+    bool result = VerifyCertificateChain(
+        input_chain, trust_anchor.get(), &signature_policy, time,
+        KeyPurpose::KEY_PURPOSE_ANY, &path_errors);
 
     //  TODO(crbug.com/634443): Test errors on failure?
     EXPECT_EQ(result, !path_errors.ContainsHighSeverityErrors());