Remove TryRemovingNullCheck from LSE am: f1cf1326df am: d9f36394ea am: f3e2f24735 am: 079b51cc50 am: 576579301f

Original change: https://android-review.googlesource.com/c/platform/art/+/2207815

Change-Id: Iffc6a753acb1913c4dbca1666469a86744dfd42f
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>