Remove ShellPtrWatcher details from public header

BUG=

Review URL: https://codereview.chromium.org/535543002

Cr-Commit-Position: refs/heads/master@{#293000}


CrOS-Libchrome-Original-Commit: a50ab4aed76d7c5baabf3e59127bb9d060b5e490
2 files changed
tree: caf970b755a921e08986e88b8bfcdddda5abcb4f
  1. base/
  2. build/
  3. components/
  4. dbus/
  5. device/
  6. ipc/
  7. mojo/
  8. testing/
  9. third_party/
  10. ui/