Update bisect_lib with the changes committed in the infra/build repo.

experimental/bisect_lib/bisect_helper.py

Index: experimental/bisect_lib/bisect_helper.py
diff --git a/experimental/bisect_lib/bisect_helper.py b/experimental/bisect_lib/bisect_helper.py
deleted file mode 100755
index 44baa7c8657ed30011366a09955e8f4632ebeb8e..0000000000000000000000000000000000000000
--- a/experimental/bisect_lib/bisect_helper.py
+++ /dev/null
@@ -1,25 +0,0 @@
-#!/usr/bin/python2.7
-
-# 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 json
-import os
-import sys
-
-sys.path.append(os.path.join(os.path.dirname(__file__), os.pardir))
-
-from bisect_lib import chromium_revisions
-
-
-def main(argv):
-  if argv[1] == 'query_revision_info':
-    print json.dumps(chromium_revisions.revision_info(argv[2]))
-  elif argv[1] == 'revision_range':
-    print json.dumps(chromium_revisions.revision_range(argv[2], argv[3]))
-  return 0
-
-
-if __name__ == '__main__':
-  sys.exit(main(sys.argv))