[net] Remove logic for fixing up Gzip encoding type for downloads.

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 198 matching lines @@
       'base/file_stream.cc',
       'base/file_stream.h',
       'base/file_stream_context.cc',
       'base/file_stream_context.h',
       'base/file_stream_context_posix.cc',
       'base/file_stream_context_win.cc',
       'base/filename_util.cc',
       'base/filename_util.h',
       'base/filename_util_internal.cc',
       'base/filename_util_internal.h',
-      'base/filename_util_unsafe.cc',
-      'base/filename_util_unsafe.h',
       'base/host_mapping_rules.cc',
       'base/host_mapping_rules.h',
       'base/int128.cc',
       'base/int128.h',
       'base/iovec.h',
       'base/ip_pattern.cc',
       'base/ip_pattern.h',
       'base/keygen_handler.cc',
       'base/keygen_handler.h',
       'base/keygen_handler_mac.cc',
@@ skipping 1550 matching lines @@
       'base/mac/url_conversions_unittest.mm',
     ],
     'net_docs_script': 'tools/net_docs/net_docs.py',
     'net_docs_sources': [
       'README.md',
       'sdch/README.md',
     ],
     'net_docs_output_dir': '<(PRODUCT_DIR)/net/docs',
   }
 }