Convert iOS to use X509CertificateBytes.

ios/web/net/crw_cert_verification_controller.mm

Index: ios/web/net/crw_cert_verification_controller.mm
diff --git a/ios/web/net/crw_cert_verification_controller.mm b/ios/web/net/crw_cert_verification_controller.mm
index 587d92c9eb342f0b1d70f9280d608f65d8655a65..bb7717ec5d96aefb373030abd53102dedb1c8802 100644
--- a/ios/web/net/crw_cert_verification_controller.mm
+++ b/ios/web/net/crw_cert_verification_controller.mm
@@ -17,6 +17,7 @@
 #include "ios/web/public/web_thread.h"
 #import "ios/web/web_state/wk_web_view_security_util.h"
 #include "net/cert/cert_verify_proc_ios.h"
+#include "net/cert/x509_util_ios.h"
 
 #if !defined(__has_feature) || !__has_feature(objc_arc)
 #error "This file requires ARC support."
@@ -224,9 +225,9 @@ loadPolicyForRejectedTrustResult:(SecTrustResultType)trustResult
 
   // Check if user has decided to proceed with this bad cert.
   scoped_refptr<net::X509Certificate> leafCert =
-      net::X509Certificate::CreateFromHandle(
+      net::x509_util::CreateX509CertificateFromSecCertificate(
           SecTrustGetCertificateAtIndex(trust, 0),
-          net::X509Certificate::OSCertHandles());
+          std::vector<SecCertificateRef>());
   if (!leafCert)
     return web::CERT_ACCEPT_POLICY_NON_RECOVERABLE_ERROR;