Make ClientSocketPoolManager into an interface.

net/net.gyp

 # Copyright (c) 2011 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,
 
     'linux_link_kerberos%': 0,
     'conditions': [
@@ skipping 533 matching lines @@
         'socket/client_socket_handle.cc',
         'socket/client_socket_handle.h',
         'socket/client_socket_pool.cc',
         'socket/client_socket_pool.h',
         'socket/client_socket_pool_base.cc',
         'socket/client_socket_pool_base.h',
         'socket/client_socket_pool_histograms.cc',
         'socket/client_socket_pool_histograms.h',
         'socket/client_socket_pool_manager.cc',
         'socket/client_socket_pool_manager.h',
+        'socket/client_socket_pool_manager_impl.cc',
+        'socket/client_socket_pool_manager_impl.h',
         'socket/dns_cert_provenance_checker.cc',
         'socket/dns_cert_provenance_checker.h',
         'socket/nss_ssl_util.cc',
         'socket/nss_ssl_util.h',
         'socket/server_socket.h',
         'socket/socket.h',
         'socket/socks5_client_socket.cc',
         'socket/socks5_client_socket.h',
         'socket/socks_client_socket.cc',
         'socket/socks_client_socket.h',
@@ skipping 525 matching lines @@
         'proxy/proxy_config_unittest.cc',
         'proxy/proxy_list_unittest.cc',
         'proxy/proxy_resolver_js_bindings_unittest.cc',
         'proxy/proxy_resolver_v8_unittest.cc',
         'proxy/proxy_script_fetcher_impl_unittest.cc',
         'proxy/proxy_server_unittest.cc',
         'proxy/proxy_service_unittest.cc',
         'proxy/sync_host_resolver_bridge_unittest.cc',
         'socket/client_socket_pool_base_unittest.cc',
         'socket/deterministic_socket_data_unittest.cc',
+        'socket/mock_client_socket_pool_manager.cc',
+        'socket/mock_client_socket_pool_manager.h',
         'socket/socks5_client_socket_unittest.cc',
         'socket/socks_client_socket_pool_unittest.cc',
         'socket/socks_client_socket_unittest.cc',
         'socket/ssl_client_socket_unittest.cc',
         'socket/ssl_client_socket_pool_unittest.cc',
         'socket/ssl_server_socket_unittest.cc',
         'socket/tcp_client_socket_unittest.cc',
         'socket/tcp_server_socket_unittest.cc',
         'socket/transport_client_socket_pool_unittest.cc',
         'socket/transport_client_socket_unittest.cc',
@@ skipping 523 matching lines @@
             'tools/dump_cache/url_to_filename_encoder.cc',
             'tools/dump_cache/url_to_filename_encoder.h',
             'tools/dump_cache/url_utilities.h',
             'tools/dump_cache/url_utilities.cc',
           ],
         },
       ],
     }],
   ],
 }