Adding macro to enable changing SSL library (Part 1)

net/net_common.gypi

 # Copyright 2015 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.
 
 {
   # This target is included in both 'net' and 'net_small'.
   'type': '<(component)',
   'variables': { 'enable_wexit_time_destructors': 1, },
   'dependencies': [
     '../base/base.gyp:base',
@@ skipping 99 matching lines @@
       ],
     }],
     ['use_openssl==1', {
         'sources!': [
           'base/nss_memio.c',
           'base/nss_memio.h',
           'cert/ct_log_verifier_nss.cc',
           'cert/ct_objects_extractor_nss.cc',
           'cert/jwk_serializer_nss.cc',
           'cert/scoped_nss_types.h',
+          'cert/x509_certificate_ios.cc',
           'cert/x509_util_nss.cc',
           'quic/crypto/aead_base_decrypter_nss.cc',
           'quic/crypto/aead_base_encrypter_nss.cc',
           'quic/crypto/aes_128_gcm_12_decrypter_nss.cc',
           'quic/crypto/aes_128_gcm_12_encrypter_nss.cc',
           'quic/crypto/chacha20_poly1305_decrypter_nss.cc',
           'quic/crypto/chacha20_poly1305_encrypter_nss.cc',
           'quic/crypto/chacha20_poly1305_rfc7539_decrypter_nss.cc',
           'quic/crypto/chacha20_poly1305_rfc7539_encrypter_nss.cc',
           'quic/crypto/channel_id_nss.cc',
@@ skipping 58 matching lines @@
           'ssl/ssl_platform_key_task_runner.cc',
           'ssl/ssl_platform_key_task_runner.h',
           'ssl/test_ssl_private_key.cc',
           'ssl/test_ssl_private_key.h',
           'ssl/threaded_ssl_private_key.cc',
           'ssl/threaded_ssl_private_key.h',
           'ssl/token_binding_openssl.cc',
         ],
       },
     ],
-    [ 'use_nss_certs == 1 or OS == "ios" or use_openssl == 0', {
+    [ 'use_nss_verifier == 1', {
         'conditions': [
           # Pull in the bundled or system NSS as appropriate.
           [ 'desktop_linux == 1 or chromeos == 1', {
             'dependencies': [
               '../build/linux/system.gyp:ssl',
             ],
           }, {
             'dependencies': [
               '../third_party/nss/nss.gyp:nspr',
               '../third_party/nss/nss.gyp:nss',
@@ skipping 50 matching lines @@
             },
           }],
         ],
       },
     ],
     [ 'use_nss_certs != 1', {
         'sources!': [
           'base/crypto_module_nss.cc',
           'base/keygen_handler_nss.cc',
           'cert/cert_database_nss.cc',
-          'cert/cert_verify_proc_nss.cc',
-          'cert/cert_verify_proc_nss.h',
           'cert/nss_cert_database.cc',
           'cert/nss_cert_database.h',
           'cert/nss_cert_database_chromeos.cc',
           'cert/nss_cert_database_chromeos.h',
           'cert/nss_profile_filter_chromeos.cc',
           'cert/nss_profile_filter_chromeos.h',
-          'cert/test_root_certs_nss.cc',
           'cert/x509_certificate_nss.cc',
-          'cert/x509_util_nss_certs.cc',
-          'cert_net/nss_ocsp.cc',
-          'cert_net/nss_ocsp.h',
           'ssl/client_cert_store_nss.cc',
           'ssl/client_cert_store_nss.h',
           'ssl/client_key_store.cc',
           'ssl/client_key_store.h',
           'ssl/ssl_platform_key_nss.cc',
           'third_party/mozilla_security_manager/nsKeygenHandler.cpp',
           'third_party/mozilla_security_manager/nsKeygenHandler.h',
           'third_party/mozilla_security_manager/nsNSSCertificateDB.cpp',
           'third_party/mozilla_security_manager/nsNSSCertificateDB.h',
           'third_party/mozilla_security_manager/nsPKCS12Blob.cpp',
           'third_party/mozilla_security_manager/nsPKCS12Blob.h',
         ],
       },
     ],
+    [ 'use_nss_verifier != 1', {
+        'sources!': [
+          'cert/cert_verify_proc_nss.cc',
+          'cert/cert_verify_proc_nss.h',
+          'cert/test_root_certs_nss.cc',
+          'cert/x509_util_nss_certs.cc',
+          'cert_net/nss_ocsp.cc',
+          'cert_net/nss_ocsp.h',
+        ],
+      },
+    ],
     # client_cert_store_nss.c requires NSS_CmpCertChainWCANames from NSS's
     # libssl, but our bundled copy is not built in OpenSSL ports. Pull that
     # file in directly.
     [ 'use_nss_certs == 1 and use_openssl == 1', {
         'sources': [
           'third_party/nss/ssl/cmpcert.c',
         ],
     }],
+    [ 'OS == "ios" and use_nss_verifier == 0', {
+        'sources!': [
+          'cert/x509_util_ios.cc',
+          'cert/x509_util_ios.h',
+        ],
+    }],
     [ 'enable_websockets == 1', {
         'sources': ['<@(net_websockets_sources)']
     }],
     [ 'enable_mdns != 1', {
         'sources!' : [
           'dns/mdns_cache.cc',
           'dns/mdns_cache.h',
           'dns/mdns_client.cc',
           'dns/mdns_client.h',
           'dns/mdns_client_impl.cc',
@@ skipping 93 matching lines @@
     }],
     ['OS == "ios"', {
       'sources/': [
         ['include', '^base/mac/url_conversions\\.h$'],
         ['include', '^base/mac/url_conversions\\.mm$'],
         ['include', '^base/network_change_notifier_mac\\.cc$'],
         ['include', '^base/network_config_watcher_mac\\.cc$'],
         ['include', '^base/network_interfaces_mac\\.cc$'],
         ['include', '^base/network_interfaces_mac\\.h$'],
         ['include', '^base/platform_mime_util_mac\\.mm$'],
-        # The iOS implementation only partially uses NSS and thus does not
-        # defines |use_nss_certs|. In particular the |USE_NSS_CERTS|
-        # preprocessor definition is not used. The following files are needed
-        # though:
-        ['include', '^cert/cert_verify_proc_nss\\.cc$'],
-        ['include', '^cert/cert_verify_proc_nss\\.h$'],
-        ['include', '^cert/test_root_certs_nss\\.cc$'],
-        ['include', '^cert/x509_util_nss_certs\\.cc$'],
-        ['include', '^cert_net/nss_ocsp\\.cc$'],
-        ['include', '^cert_net/nss_ocsp\\.h$'],
         ['include', '^proxy/proxy_resolver_mac\\.cc$'],
         ['include', '^proxy/proxy_server_mac\\.cc$'],
       ],
     }],
   ],
 }