Merge "Support building all variants." am: c7479d3877 am: f3f6391eeb am: 2751747690

Original change: https://android-review.googlesource.com/c/platform/external/rust/crates/lazy_static/+/1355928

Change-Id: Ib6c095fa11b7da27a32ad057c1a538eeeb2518ae