am e91a3f52: Merge "Add a hidden API to toggle airplane mode." into klp-dev

* commit 'e91a3f5229405b39a3ba59aa0a3e44527eef063e':
  Add a hidden API to toggle airplane mode.
tree: 5af581d852c840ae98ca841073acbe427e149668
  1. core/
  2. services/