Fixes the cache lock issue.

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 694 matching lines @@
       'http/http_auth_preferences.cc',
       'http/http_auth_preferences.h',
       'http/http_auth_sspi_win.cc',
       'http/http_auth_sspi_win.h',
       'http/http_basic_state.cc',
       'http/http_basic_state.h',
       'http/http_basic_stream.cc',
       'http/http_basic_stream.h',
       'http/http_cache.cc',
       'http/http_cache.h',
+      'http/http_cache_data_access.cc',
+      'http/http_cache_data_access.h',
       'http/http_cache_lookup_manager.cc',
       'http/http_cache_lookup_manager.h',
+      'http/http_cache_shared_writers.h',
+      'http/http_cache_shared_writers.cc',
       'http/http_cache_transaction.cc',
       'http/http_cache_transaction.h',
       'http/http_chunked_decoder.cc',
       'http/http_chunked_decoder.h',
       'http/http_content_disposition.cc',
       'http/http_content_disposition.h',
       'http/http_network_layer.cc',
       'http/http_network_layer.h',
       'http/http_network_session.cc',
       'http/http_network_session.h',
@@ skipping 994 matching lines @@
       'http/http_auth_handler_mock.h',
       'http/http_auth_handler_negotiate_unittest.cc',
       'http/http_auth_handler_unittest.cc',
       'http/http_auth_multi_round_parse_unittest.cc',
       'http/http_auth_preferences_unittest.cc',
       'http/http_auth_sspi_win_unittest.cc',
       'http/http_auth_unittest.cc',
       'http/http_basic_state_unittest.cc',
       'http/http_byte_range_unittest.cc',
       'http/http_cache_lookup_manager_unittest.cc',
+      'http/http_cache_shared_writers_unittest.cc',
       'http/http_cache_unittest.cc',
       'http/http_chunked_decoder_unittest.cc',
       'http/http_content_disposition_unittest.cc',
       'http/http_log_util_unittest.cc',
       'http/http_network_layer_unittest.cc',
       'http/http_network_transaction_ssl_unittest.cc',
       'http/http_network_transaction_unittest.cc',
       'http/http_proxy_client_socket_pool_unittest.cc',
       'http/http_request_headers_unittest.cc',
       'http/http_response_body_drainer_unittest.cc',
@@ skipping 1834 matching lines @@
       'tools/domain_security_preload_generator/preloaded_state_generator.h',
       'tools/domain_security_preload_generator/spki_hash.cc',
       'tools/domain_security_preload_generator/spki_hash.h',
       'tools/domain_security_preload_generator/trie/trie_bit_buffer.cc',
       'tools/domain_security_preload_generator/trie/trie_bit_buffer.h',
       'tools/domain_security_preload_generator/trie/trie_writer.cc',
       'tools/domain_security_preload_generator/trie/trie_writer.h',
     ],
   }
 }