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

crypto/cssm_init.h

 // 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.
 
 #ifndef CRYPTO_CSSM_INIT_H_
 #define CRYPTO_CSSM_INIT_H_
 
 #include <Security/cssm.h>
 
 #include "base/macros.h"
 #include "crypto/crypto_export.h"
 
 namespace crypto {
 
+// 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"
+
 // Initialize CSSM if it isn't already initialized.  This must be called before
 // any other CSSM functions.  This function is thread-safe, and CSSM will only
 // ever be initialized once.  CSSM will be properly shut down on program exit.
 CRYPTO_EXPORT void EnsureCSSMInit();
 
 // Returns the shared CSP handle used by CSSM functions.
 CRYPTO_EXPORT CSSM_CSP_HANDLE GetSharedCSPHandle();
 
 // Returns the shared CL handle used by CSSM functions.
 CRYPTO_EXPORT CSSM_CL_HANDLE GetSharedCLHandle();
@@ skipping 23 matching lines @@
   ~ScopedCSSMData();
   operator CSSM_DATA*() { return &data_; }
   CSSM_DATA* operator ->() { return &data_; }
 
  private:
   CSSM_DATA data_;
 
   DISALLOW_COPY_AND_ASSIGN(ScopedCSSMData);
 };
 
+#pragma clang diagnostic pop  // "-Wdeprecated-declarations"
+
 }  // namespace crypto
 
 #endif  // CRYPTO_CSSM_INIT_H_