Revert "x86_64: Implement VarHandle.get{,Acquire,Opaque,Volatile} for arrays."

This reverts commit a3fe0452f6972218fce5aacd81ced3dc20ea482d.

Reason for revert: Likely candidate for b/202734548

Bug: 71781600
Bug: 202734548
Change-Id: I43b69bc76180e6bb9d1bdcbf63ea5c3cab8c2cd7
4 files changed