Implement non-function type alias support in VM Service

[leafpetersen]

This issue tracks support of the non-function type alias feature. See the enclosing meta-issue for details.

cc @franklinyow @a-siva @bkonyi

[leafpetersen]

@a-siva anything we're tracking here or should I close this out?

[a-siva]

There is no work in VM so closing this, we will track individual test failures by creating new issues for each failure.