ConstraintSystem] Remove `baseCS` since CSDiag has been removed#30262

Merged

xedin merged 2 commits intoswiftlang:masterfrom

xedin:remove-basecs

Mar 6, 2020

Commits on Mar 6, 2020

[ConstraintSystem] Remove `baseCS` since CSDiag has been removed
xedin
committed
[ConstraintSystem] Don't store base constraint system in shrink candidate
xedin
committed