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

net/cert/cert_verify_proc_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/cert_verify_proc_mac.h"
 
 #include <CommonCrypto/CommonDigest.h>
 #include <CoreServices/CoreServices.h>
 #include <Security/Security.h>
 
@@ skipping 14 matching lines @@
 #include "net/base/net_errors.h"
 #include "net/cert/asn1_util.h"
 #include "net/cert/cert_status_flags.h"
 #include "net/cert/cert_verifier.h"
 #include "net/cert/cert_verify_result.h"
 #include "net/cert/crl_set.h"
 #include "net/cert/test_root_certs.h"
 #include "net/cert/x509_certificate.h"
 #include "net/cert/x509_util_mac.h"
 
+// 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"
+
 // From 10.7.2 libsecurity_keychain-55035/lib/SecTrustPriv.h, for use with
 // SecTrustCopyExtendedResult.
 #ifndef kSecEVOrganizationName
 #define kSecEVOrganizationName CFSTR("Organization")
 #endif
 
 using base::ScopedCFTypeRef;
 
 namespace net {
 
@@ skipping 783 matching lines @@
           }
         }
       }
     }
   }
 
   return OK;
 }
 
 }  // namespace net
+
+#pragma clang diagnostic pop  // "-Wdeprecated-declarations"