old_contents: # -*- python -*-
  # ex: set syntax=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.
  
  # This file defines the current branches that we test on the v8 waterfall.
  # Note that stable and beta might not always correspond to what is used in
  # Chromium, but here we simple use it to mean the last 2 branches.
  
  stable_branch = '4.8'
  beta_branch = '4.9'
  
new_contents: # -*- python -*-
  # ex: set syntax=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.
  
  # This file defines the current branches that we test on the v8 waterfall.
  # Note that stable and beta might not always correspond to what is used in
  # Chromium, but here we simple use it to mean the last 2 branches.
  
  stable_branch = '4.9'
  beta_branch = '5.0'
  
subject: Upgrade beta/stable branch.