Removed offline policy; it's not being used, and we have no plans to use it.

content/content_browser.gypi

 # 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.
 
 {
   'dependencies': [
     '../base/base.gyp:base_static',
     '../crypto/crypto.gyp:crypto',
     '../google_apis/google_apis.gyp:google_apis',
     '../net/net.gyp:net',
@@ skipping 710 matching lines @@
     'browser/loader/buffered_resource_handler.h',
     'browser/loader/certificate_resource_handler.cc',
     'browser/loader/certificate_resource_handler.h',
     'browser/loader/cross_site_resource_handler.cc',
     'browser/loader/cross_site_resource_handler.h',
     'browser/loader/detachable_resource_handler.cc',
     'browser/loader/detachable_resource_handler.h',
     'browser/loader/global_routing_id.h',
     'browser/loader/layered_resource_handler.cc',
     'browser/loader/layered_resource_handler.h',
-    'browser/loader/offline_policy.cc',
-    'browser/loader/offline_policy.h',
     'browser/loader/power_save_block_resource_throttle.cc',
     'browser/loader/power_save_block_resource_throttle.h',
     'browser/loader/redirect_to_file_resource_handler.cc',
     'browser/loader/redirect_to_file_resource_handler.h',
     'browser/loader/resource_buffer.cc',
     'browser/loader/resource_buffer.h',
     'browser/loader/resource_dispatcher_host_impl.cc',
     'browser/loader/resource_dispatcher_host_impl.h',
     'browser/loader/resource_handler.cc',
     'browser/loader/resource_handler.h',
@@ skipping 980 matching lines @@
         '../build/linux/system.gyp:dbus',
         '../dbus/dbus.gyp:dbus',
       ],
     }, {  # OS != "linux" or use_dbus==0
       'sources!': [
         'browser/geolocation/wifi_data_provider_linux.cc',
       ],
     }],
   ],
 }