Remove unused bits implementing parts of RFC 4880

crypto/crypto_nacl.gyp

 # Copyright 2014 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.
 
 {
   'variables': {
     'chromium_code': 1,
   },
   'includes': [
     '../native_client/build/untrusted.gypi',
@@ skipping 18 matching lines @@
       'defines': [
         'CRYPTO_IMPLEMENTATION',
       ],
       'sources': [
         '<@(crypto_sources)',
       ],
       'sources/': [
         ['exclude', '_nss\.(cc|h)$'],
         ['exclude', '^(mock_)?apple_'],
         ['exclude', '^capi_'],
-        ['exclude', '^openpgp_'],
         ['exclude', '^cssm_'],
         ['exclude', '^nss_'],
         ['exclude', '^mac_'],
         ['exclude', '^third_party/nss/'],
         ['include', '^third_party/nss/sha512.cc'],
       ],
     },
   ],
 }