Remove the old forcecopy in favor of the new.

Also remove some more half-baked multi-VM cruft, fix command-line
parsing (so -Xforcecopy-fuck-yeah won't work any more), and remove
an unused #define.

Bug: 3412449
Change-Id: If914e23dd3bbcf0ac113a445777e0f550ca05703
6 files changed