Move files from the secondary GN directory to build.

tools/gn/secondary/build/toolchain/win/setup_toolchain.py

Index: tools/gn/secondary/build/toolchain/win/setup_toolchain.py
diff --git a/tools/gn/secondary/build/toolchain/win/setup_toolchain.py b/tools/gn/secondary/build/toolchain/win/setup_toolchain.py
deleted file mode 100644
index bba18dfc57e39401480a8175b9309470444ffb95..0000000000000000000000000000000000000000
--- a/tools/gn/secondary/build/toolchain/win/setup_toolchain.py
+++ /dev/null
@@ -1,72 +0,0 @@
-# Copyright (c) 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.
-
-import os
-import re
-import sys
-
-def ExtractImportantEnvironment():
-  """Extracts environment variables required for the toolchain from the
-  current environment."""
-  envvars_to_save = (
-      'goma_.*', # TODO(scottmg): This is ugly, but needed for goma.
-      'Path',
-      'PATHEXT',
-      'SystemRoot',
-      'TEMP',
-      'TMP',
-      )
-  result = {}
-  for envvar in envvars_to_save:
-    if envvar in os.environ:
-      if envvar == 'Path':
-        # Our own rules (for running gyp-win-tool) and other actions in
-        # Chromium rely on python being in the path. Add the path to this
-        # python here so that if it's not in the path when ninja is run
-        # later, python will still be found.
-        result[envvar.upper()] = os.path.dirname(sys.executable) + \
-            os.pathsep + os.environ[envvar]
-      else:
-        result[envvar.upper()] = os.environ[envvar]
-  for required in ('SYSTEMROOT', 'TEMP', 'TMP'):
-    if required not in result:
-      raise Exception('Environment variable "%s" '
-                      'required to be set to valid path' % required)
-  return result
-
-def FormatAsEnvironmentBlock(envvar_dict):
-  """Format as an 'environment block' directly suitable for CreateProcess.
-  Briefly this is a list of key=value\0, terminated by an additional \0. See
-  CreateProcess documentation for more details."""
-  block = ''
-  nul = '\0'
-  for key, value in envvar_dict.iteritems():
-    block += key + '=' + value + nul
-  block += nul
-  return block
-
-def CopyTool(source_path):
-  """Copies the given tool to the current directory, including a warning not
-  to edit it."""
-  with open(source_path) as source_file:
-    tool_source = source_file.readlines()
-
-  # Add header and write it out to the current directory (which should be the
-  # root build dir).
-  with open("gyp-win-tool", 'w') as tool_file:
-    tool_file.write(''.join([tool_source[0],
-                             '# Generated by setup_toolchain.py do not edit.\n']
-                            + tool_source[1:]))
-
-# Find the tool source, it's the first argument, and copy it.
-if len(sys.argv) != 2:
-  print "Need one argument (win_tool source path)."
-  sys.exit(1)
-CopyTool(sys.argv[1])
-
-# Write the environment file to the current directory.
-environ = FormatAsEnvironmentBlock(ExtractImportantEnvironment())
-with open('environment.x86', 'wb') as env_file:
-  env_file.write(environ)
-