Race Create vs SendRequest on cache misses.

net/net.gyp

 # Copyright 2013 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 367 matching lines @@
         'disk_cache/mapped_file_avoid_mmap_posix.cc',
         'disk_cache/mapped_file_win.cc',
         'disk_cache/mem_backend_impl.cc',
         'disk_cache/mem_backend_impl.h',
         'disk_cache/mem_entry_impl.cc',
         'disk_cache/mem_entry_impl.h',
         'disk_cache/mem_rankings.cc',
         'disk_cache/mem_rankings.h',
         'disk_cache/net_log_parameters.cc',
         'disk_cache/net_log_parameters.h',
+        'disk_cache/pending_create_entry.cc',
+        'disk_cache/pending_create_entry.h',
         'disk_cache/rankings.cc',
         'disk_cache/rankings.h',
         'disk_cache/sparse_control.cc',
         'disk_cache/sparse_control.h',
         'disk_cache/stats.cc',
         'disk_cache/stats.h',
         'disk_cache/stats_histogram.cc',
         'disk_cache/stats_histogram.h',
         'disk_cache/storage_block-inl.h',
         'disk_cache/storage_block.h',
@@ skipping 2041 matching lines @@
                 '--result', '<@(_outputs)',
                 '--isolate', 'net_unittests.isolate',
               ],
             },
           ],
         },
       ],
     }],
   ],
 }