Move toolchain update control into src, but keep download logic in depot_tools

win_toolchain/toolchain2013.py

 #!/usr/bin/env python
 # 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.
 
 """Extracts a Windows VS2013 toolchain from various downloadable pieces."""
 
 
 import ctypes
+import json
 import optparse
 import os
 import shutil
 import subprocess
 import sys
 import tempfile
 import urllib2
 
 
 BASEDIR = os.path.dirname(os.path.abspath(__file__))
@@ skipping 429 matching lines @@
     # Set the working directory to 7z subdirectory. 7-zip doesn't find its
     # codec dll very well, so this is the simplest way to make sure it runs
     # correctly, as we don't otherwise care about working directory.
     os.chdir(os.path.join(BASEDIR, '7z'))
     images = GetSourceImages(
         options.local, not options.express, options.bot_mode)
     extracted = ExtractComponents(images)
     CopyToFinalLocation(extracted, target_dir)
 
     GenerateSetEnvCmd(target_dir, not options.express)
-    with open(os.path.join(target_dir, '.version'), 'w') as f:
-      f.write('express' if options.express else 'pro')
+    data = {
+        'path': target_dir,
+        'version': '2013e' if options.express else '2013',
+        'win8sdk': os.path.join(target_dir, 'win8sdk'),
+        'wdk': os.path.join(target_dir, 'wdk'),
+        'runtime_dirs': [
+          os.path.join(target_dir, 'sys64'),
+          os.path.join(target_dir, 'sys32'),
+        ],
+    }
+    with open(os.path.join(target_dir, 'data.json'), 'w') as f:
+      json.dump(data, f)
   finally:
     if options.clean:
       DeleteAllTempDirs()
 
 
 if __name__ == '__main__':
   sys.exit(main())