private void preprocess_RenameMemberShape(Member member) {
        if (renameShapes.containsKey(member.getShape())) {
            member.setShape(renameShapes.get(member.getShape()));
        }
    }
Rename all the member shapes within this shape
aws-java-sdk-code-generator/src/main/java/com/amazonaws/codegen/customization/processors/RenameShapesProcessor.java