Update mojo sdk to rev 7214b7ec7d27563b2666afad86cf1c5895c56c18

third_party/mojo/src/mojo/public/tools/download_archiecture_independent_frameworks.py

Index: third_party/mojo/src/mojo/public/tools/download_archiecture_independent_frameworks.py
diff --git a/third_party/mojo/src/mojo/public/tools/download_archiecture_independent_frameworks.py b/third_party/mojo/src/mojo/public/tools/download_archiecture_independent_frameworks.py
new file mode 100755
index 0000000000000000000000000000000000000000..c7319be12158acb292c8ac67b42c0c62bd630517
--- /dev/null
+++ b/third_party/mojo/src/mojo/public/tools/download_archiecture_independent_frameworks.py
@@ -0,0 +1,82 @@
+#!/usr/bin/env python
+# Copyright 2015 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 os
+import sys
+
+CURRENT_PATH = os.path.dirname(os.path.realpath(__file__))
+sys.path.insert(0, os.path.join(CURRENT_PATH, "pylib"))
+import gs
+
+PREBUILT_FILE_PATH = os.path.join(CURRENT_PATH, "prebuilt", "frameworks")
+
+FILES_TO_DOWNLOAD = [
+  "apptest.dartzip",
+]
+
+def download(tools_directory, version_file):
+  stamp_path = os.path.join(PREBUILT_FILE_PATH, "VERSION")
+
+  version_path = os.path.join(CURRENT_PATH, version_file)
+  with open(version_path) as version_file:
+    version = version_file.read().strip()
+
+  try:
+    with open(stamp_path) as stamp_file:
+      current_version = stamp_file.read().strip()
+      if current_version == version:
+        return 0  # Already have the right version.
+  except IOError:
+    pass  # If the stamp file does not exist we need to download new binaries.
+
+  for file_name in FILES_TO_DOWNLOAD:
+    download_file(file_name, version, tools_directory)
+
+  with open(stamp_path, 'w') as stamp_file:
+    stamp_file.write(version)
+  return 0
+
+
+def download_file(basename, version, tools_directory):
+  find_depot_tools_path = os.path.join(CURRENT_PATH, tools_directory)
+  sys.path.insert(0, find_depot_tools_path)
+  # pylint: disable=F0401
+  import find_depot_tools
+  depot_tools_path = find_depot_tools.add_depot_tools_to_path()
+
+  gs_path = "gs://mojo/file/" + version + "/" + basename
+
+  output_file = os.path.join(PREBUILT_FILE_PATH, basename)
+  gs.download_from_public_bucket(gs_path, output_file,
+                                 depot_tools_path)
+
+
+def main():
+  parser = argparse.ArgumentParser(description="Downloads bundled frameworks "
+      "binaries from google storage.")
+  parser.add_argument("--tools-directory",
+                      dest="tools_directory",
+                      metavar="<tools-directory>",
+                      type=str,
+                      required=True,
+                      help="Path to the directory containing "
+                           "find_depot_tools.py, specified as a relative path "
+                           "from the location of this file.")
+  parser.add_argument("--version-file",
+                      dest="version_file",
+                      metavar="<version-file>",
+                      type=str,
+                      default="../VERSION",
+                      help="Path to the file containing the version of the "
+                           "shell to be fetched, specified as a relative path "
+                           "from the location of this file (default: "
+                           "%(default)s).")
+  args = parser.parse_args()
+  return download(args.tools_directory, args.version_file)
+
+
+if __name__ == "__main__":
+  sys.exit(main())