Suppress the clang warning "-Wdeprecated-declarations" for CSSM API calls.

net/cert/x509_util_mac.cc

 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "net/cert/x509_util_mac.h"
 
 #include "base/logging.h"
 #include "third_party/apple_apsl/cssmapplePriv.h"
 
 namespace net {
 
+// CSSM functions are deprecated as of OSX 10.7, but have no replacement.
+// https://bugs.chromium.org/p/chromium/issues/detail?id=590914#c1
+#pragma clang diagnostic push
+#pragma clang diagnostic ignored "-Wdeprecated-declarations"
+
 namespace x509_util {
 
 namespace {
 
 // Creates a SecPolicyRef for the given OID, with optional value.
 OSStatus CreatePolicy(const CSSM_OID* policy_oid,
                       void* option_data,
                       size_t option_length,
                       SecPolicyRef* policy) {
   SecPolicySearchRef search;
@@ skipping 199 matching lines @@
   // Note: |field_value_count| may be > 1, indicating that more than one
   // value is present. This may happen with extensions, but for current
   // usages, only the first value is returned.
   CSSM_CL_CertAbortQuery(cl_handle_, results_handle);
   field->Reset(cl_handle_, oid, field_ptr);
   return CSSM_OK;
 }
 
 }  // namespace x509_util
 
+#pragma clang diagnostic pop  // "-Wdeprecated-declarations"
+
 }  // namespace net