Merge "Add const annotations to dispatcher" into udc-dev am: 7ec5b1d9 am: fd3b11b7

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/native/+/22716991



Change-Id: I9e792e766bc67e1fe7e3a0263e6c3d47f869aea8
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>