Move Dartium reference build scripts to dartium_tools/perf

tools/bots/set_reference_build_revision.py

+#!/usr/bin/env python
+#
+# Copyright (c) 2014 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.
+
+"""Writes a revision number into src/chrome/tools/test/reference_build/REVISON
+   Must be run from the root of a Dartium or multivm checkout.
+
+Usage:
+  $ ./src/dart/tools/bots/set_reference_build_revision.py <revision>
+"""
+
+import os
+import sys
+
+def main(argv):
+  revision = argv[1]
+  output = os.path.join('src', 'chrome', 'tools',
+                        'test', 'reference_build',
+                        'REQUESTED_REVISION')
+  dirname = os.path.dirname(output)
+  if dirname and not os.path.exists(dirname):
+    os.makedirs(dirname)
+  with file(output, 'w') as f:
+    f.write(revision)
+
+if __name__ == '__main__':
+  sys.exit(main(sys.argv))