Replace c/b/nss_context by a KeyedService.

net/net.gypi

 # 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.
 
 # This file is shared between the regular GYP build, the NaCl GYP build, and
 # the GN build. For GN support, it must have no conditionals or anything like
 # that beyond the simple one-level-deep dictionary of values.
 {
   'variables': {
     # Subset of net source files that are compiled for NaCl (net_nacl target).
@@ skipping 1060 matching lines @@
       'spdy/spdy_session_pool.cc',
       'spdy/spdy_session_pool.h',
       'spdy/spdy_stream.cc',
       'spdy/spdy_stream.h',
       'spdy/spdy_websocket_stream.cc',
       'spdy/spdy_websocket_stream.h',
       'spdy/spdy_write_queue.cc',
       'spdy/spdy_write_queue.h',
       'spdy/write_blocked_list.h',
       'ssl/client_cert_store.h',
-      'ssl/client_cert_store_chromeos.cc',
-      'ssl/client_cert_store_chromeos.h',
       'ssl/client_cert_store_mac.cc',
       'ssl/client_cert_store_mac.h',
       'ssl/client_cert_store_nss.cc',
       'ssl/client_cert_store_nss.h',
       'ssl/client_cert_store_win.cc',
       'ssl/client_cert_store_win.h',
       'ssl/ssl_cipher_suite_names.cc',
       'ssl/ssl_cipher_suite_names.h',
       'ssl/ssl_config_service_defaults.cc',
       'ssl/ssl_config_service_defaults.h',
@@ skipping 536 matching lines @@
       'spdy/spdy_test_util_common.cc',
       'spdy/spdy_test_util_common.h',
       'spdy/spdy_test_utils.cc',
       'spdy/spdy_test_utils.h',
       'spdy/spdy_websocket_stream_unittest.cc',
       'spdy/spdy_websocket_test_util.cc',
       'spdy/spdy_websocket_test_util.h',
       'spdy/spdy_write_queue_unittest.cc',
       'spdy/write_blocked_list_test.cc',
       'ssl/channel_id_service_unittest.cc',
-      'ssl/client_cert_store_chromeos_unittest.cc',
       'ssl/client_cert_store_mac_unittest.cc',
       'ssl/client_cert_store_nss_unittest.cc',
       'ssl/client_cert_store_unittest-inl.h',
       'ssl/client_cert_store_win_unittest.cc',
       'ssl/default_channel_id_store_unittest.cc',
       'ssl/openssl_client_key_store_unittest.cc',
       'ssl/ssl_cipher_suite_names_unittest.cc',
       'ssl/ssl_client_auth_cache_unittest.cc',
       'ssl/ssl_config_service_unittest.cc',
       'ssl/ssl_connection_status_flags_unittest.cc',
@@ skipping 87 matching lines @@
       'tools/quic/test_tools/quic_test_client.h',
       'tools/quic/test_tools/quic_test_utils.cc',
       'tools/quic/test_tools/quic_test_utils.h',
       'tools/quic/test_tools/server_thread.h',
       'tools/quic/test_tools/server_thread.cc',
       'tools/quic/test_tools/simple_client.h',
       'tools/quic/test_tools/simple_client.cc',
     ],
   }
 }