Verify that we call the ClassVisistor methods in the proper sequence

[kindlich]

The asm Classvisitor expects its methods to be called in this order (from their JavaDoc):

A visitor to visit a Java class. The methods of this class must be called in the following order: 
visit 
[ visitSource ] 
[ visitModule ]
[ visitNestHost ]
[ visitOuterClass ] 
( visitAnnotation | visitTypeAnnotation | visitAttribute )*
( visitNestMember | [ * visitPermittedSubclass ] | visitInnerClass | visitRecordComponent | visitField | visitMethod )* 
visitEnd