Revert "Disable DCHECK's that break cdex-redefine-stress tests." am: 7690e48b61 am: 00d625a37c am: 271094713e am: 597607060c am: afd30272d2

Original change: https://android-review.googlesource.com/c/platform/art/+/2197015

Change-Id: Ibd604f460633199cb23d427fc4761118a7675618
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>