Add CertIssuerSourceAia: authorityInfoAccess fetching for CertPathBuilder.

net/cert/internal/parsed_certificate.cc

Index: net/cert/internal/parsed_certificate.cc
diff --git a/net/cert/internal/parsed_certificate.cc b/net/cert/internal/parsed_certificate.cc
index 0f836b20eccf3471ac6bff4b08c1f47ad686ceaf..e555c443f94cd7bce662147be47c52cc8f33db70 100644
--- a/net/cert/internal/parsed_certificate.cc
+++ b/net/cert/internal/parsed_certificate.cc
@@ -126,6 +126,16 @@ scoped_refptr<ParsedCertificate> ParsedCertificate::CreateFromCertificateData(
         return nullptr;
     }
 
+    // Authority information access.
+    if (ConsumeExtension(AuthorityInfoAccessOid(),
+                         &result->unparsed_extensions_,
+                         &result->authority_info_access_extension_)) {
+      if (!ParseAuthorityInfoAccess(
+              result->authority_info_access_extension_.value,
+              &result->ca_issuers_uris_, &result->ocsp_uris_))
+        return nullptr;
+    }
+
     // NOTE: if additional extensions are consumed here, the verification code
     // must be updated to process those extensions, since the
     // VerifyNoUnconsumedCriticalExtensions uses the unparsed_extensions_