private VxtPtrInfo createSelfOwnedVirtualVxtPtrInfo(VxtPtrInfo baseInfo) {
		Long accumOffset = baseInfo.accumOffset();
		Long finalOffset = accumOffset + baseOffsetById.get(baseInfo.baseId());
		return new VxtPtrInfo(finalOffset, accumOffset, baseInfo.baseId(),
			updateParentage(baseInfo));
	}
Converts VxtPtrInfo from self-owned direct or indirect virtual base for this class
@param baseInfo the vxt info from the base
@return the new VxtPtrInfo for this class
Ghidra/Features/PDB/src/main/java/ghidra/app/util/pdb/pdbapplicator/CppCompositeType.java