Merge "init: Introduce symbolic names for certain constants" am: 27630f0d am: f4d6de8f

Original change: https://android-review.googlesource.com/c/platform/system/core/+/2308681



Change-Id: I44c8d4f0e4762480ccfbe9e30bc7d63c4ae8f914
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>