Move the network service source-of-truth from Mojo to Chromium.

mojo/tools/roll/update_from_chromium.py

 #!/usr/bin/env python
 # 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.
 
 import argparse
 import json
 import os
 import subprocess
 import sys
@@ skipping 62 matching lines @@
     "tools/relocation_packer",
     "tools/valgrind",
     "tools/vim",
     "tools/xdisplaycheck",
     "url",
     "ui/gl",
     ]
 
 # These directories are temporarily cloned in order to support the network
 # bootstrap library until we get that sorted out.
-net_dirs = ["crypto",
-    "net"]
+net_dirs = [
+    "crypto",
+    "net",
+    "mojo/services/network"]
 
 files_to_copy = ["sandbox/sandbox_export.h",
     ".clang-format"]
 
 dirs = dirs_to_snapshot + net_dirs
 
 def chromium_rev_number(src_commit):
   base_url = "https://cr-rev.appspot.com/_ah/api/crrev/v1/commit/"
   commit_info = json.load(urllib2.urlopen(base_url + src_commit))
   return commit_info["numberings"][0]["number"]
@@ skipping 25 matching lines @@
   parser = argparse.ArgumentParser(description="Update the mojo repo's " +
       "snapshot of things imported from chromium.")
   parser.add_argument("chromium_dir", help="chromium source dir")
   args = parser.parse_args()
   rev(args.chromium_dir)
   patch.patch()
   return 0
 
 if __name__ == "__main__":
   sys.exit(main())