Track sources of proxy settings.

net/net.gyp

 # 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.
 
 {
   'variables': {
     'chromium_code': 1,
 
     'linux_link_kerberos%': 0,
     'conditions': [
@@ skipping 541 matching lines @@
         'proxy/proxy_config.h',
         'proxy/proxy_config_service.h',
         'proxy/proxy_config_service_fixed.cc',
         'proxy/proxy_config_service_fixed.h',
         'proxy/proxy_config_service_linux.cc',
         'proxy/proxy_config_service_linux.h',
         'proxy/proxy_config_service_mac.cc',
         'proxy/proxy_config_service_mac.h',
         'proxy/proxy_config_service_win.cc',
         'proxy/proxy_config_service_win.h',
+        'proxy/proxy_config_source.cc',
+        'proxy/proxy_config_source.h',
         'proxy/proxy_info.cc',
         'proxy/proxy_info.h',
         'proxy/proxy_list.cc',
         'proxy/proxy_list.h',
         'proxy/proxy_resolver.h',
         'proxy/proxy_resolver_error_observer.h',
         'proxy/proxy_resolver_js_bindings.cc',
         'proxy/proxy_resolver_js_bindings.h',
         'proxy/proxy_resolver_mac.cc',
         'proxy/proxy_resolver_mac.h',
@@ skipping 1280 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',
           ],
         },
       ],
     }],
   ],
 }