[ORC] Fix unit-test breakage from r280016.

Void functions returning error now boolean convert to 'false' if they succeed.
Unit tests updated to reflect this.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@280027 91177308-0d34-0410-b5e6-96231b3b80d8
1 file changed