Remove windows svn dependency from DEPS

build_tools/download_sdk.py

 #!/usr/bin/env python
 # Copyright (c) 2012 The Native Client Authors. All rights reserved.
 # Use of this source code is governed by a BSD-style license that can be
 # found in the LICENSE file.
 """Download the very lastet version Native Client SDK.
 
 This script downloads toolchain bz2's and expands them.
 
 On Windows this script also required access to the cygtar python
-module which gets included by the gclient DEPS, and assumes
-that cygwin is installed in /cygwin.
+module, and assumes that cygwin is installed in /cygwin.
 """
 
 import argparse
 import os
 import subprocess
 import sys
 import tarfile
 import time
 
 SCRIPT_DIR = os.path.dirname(os.path.abspath(__file__))
@@ skipping 12 matching lines @@
 if sys.version_info >= (3, 0, 0):
   sys.stderr.write('This script does not support python 3.\n')
   sys.exit(1)
 
 SCRIPT_DIR = os.path.abspath(os.path.dirname(__file__))
 SRC_DIR = os.path.dirname(SCRIPT_DIR)
 OUT_DIR = os.path.join(SRC_DIR, 'out')
 TARGET_DIR = os.path.join(OUT_DIR, 'nacl_sdk')
 
 if sys.platform == 'win32':
-  NACL_BUILD_DIR = os.path.join(SRC_DIR, 'native_client', 'build')
-  sys.path.append(NACL_BUILD_DIR)
-  import cygtar  # pylint: disable=import-error
+  import cygtar
 
 BOT_GSUTIL = '/b/build/scripts/slave/gsutil'
 GS_URL_BASE = 'gs://nativeclient-mirror/nacl/nacl_sdk/'
 GSTORE = 'http://storage.googleapis.com/nativeclient-mirror/nacl/nacl_sdk/'
 
 
 def determine_sdk_url(flavor, base_url, version):
   """Download one Native Client toolchain and extract it.
 
   Arguments:
@@ skipping 155 matching lines @@
   return 0
 
 
 if __name__ == '__main__':
   try:
     rtn = main(sys.argv[1:])
   except webports.Error as e:
     sys.stderr.write("error: %s\n" % str(e))
     rtn = 1
   sys.exit(rtn)