[Fuchsia] Script for downloading the latest prebuilt dev SDK

tools/download_prebuilt_sdk.py

Index: tools/download_prebuilt_sdk.py
diff --git a/tools/download_prebuilt_sdk.py b/tools/download_prebuilt_sdk.py
deleted file mode 100755
index f3c43853347aaff7d3f8e6f513109b28809e6853..0000000000000000000000000000000000000000
--- a/tools/download_prebuilt_sdk.py
+++ /dev/null
@@ -1,52 +0,0 @@
-#!/usr/bin/env python
-# Copyright 2016 The Dart project 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 subprocess
-import sys
-import tarfile
-import urllib
-import utils
-
-HOST_OS = utils.GuessOS()
-HOST_ARCH = utils.GuessArchitecture()
-SCRIPT_DIR = os.path.dirname(sys.argv[0])
-DART_ROOT = os.path.realpath(os.path.join(SCRIPT_DIR, '..'))
-
-BUCKET_NAME = 'dart-dependencies'
-
-def host_os_for_sdk(host_os):
-  if host_os.startswith('macos'):
-    return 'mac'
-  if host_os.startswith('win'):
-    return 'win'
-  return host_os
-
-def main(argv):
-  host_os = host_os_for_sdk(HOST_OS)
-  sdk_path = os.path.join(DART_ROOT, 'tools', 'sdks', host_os)
-  stamp_path = os.path.join(sdk_path, 'dart-sdk.tar.gz.stamp')
-  sha_path = os.path.join(sdk_path, 'dart-sdk.tar.gz.sha1')
-  tgz_path = os.path.join(sdk_path, 'dart-sdk.tar.gz')
-
-  stamp = ''
-  if os.path.isfile(stamp_path):
-    with open(stamp_path, 'r') as fp:
-      stamp = fp.read()
-
-  with open(sha_path, 'r') as fp:
-    sha = fp.read()
-
-  if stamp != sha:
-    url = ('https://%s.storage.googleapis.com/%s' % (BUCKET_NAME, sha))
-    print 'Downloading prebuilt Dart SDK from: ' + url
-    urllib.urlretrieve(url, tgz_path)
-    with tarfile.open(tgz_path) as tar:
-      tar.extractall(sdk_path)
-    with open(stamp_path, 'w') as fp:
-      fp.write(sha)
-
-if __name__ == '__main__':
-  sys.exit(main(sys.argv))