Debug Info: update testing cases when the derived-from field of
DIDerivedType is updated to use DITypeRef.

Paired commit with r192246.


git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@192247 91177308-0d34-0410-b5e6-96231b3b80d8
Debug Info: update testing cases when the derived-from field of
DICompositeType is updated to use DITypeRef.

Paired commit with r192251.


git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@192252 91177308-0d34-0410-b5e6-96231b3b80d8