Merge "Use system api for shell command handling" am: e07b484c22

Original change: https://android-review.googlesource.com/c/platform/frameworks/base/+/1456126

Change-Id: I322bbe2f711f8c50efe9d50056787c0e60051fbb
tree: 9e25e21c8f178f8b1552da6f19689f4344954003
  1. core/
  2. services/
  3. tests/