Baby steps towards using only CharUnits for base class offsets in ASTRecordLayout. Start by storing the offsets in CharUnits in the ASTRecordLayout object.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@117869 91177308-0d34-0410-b5e6-96231b3b80d8
2 files changed