@Override
		public AnnotationVisitor visitAnnotation(String descriptor, boolean visible) {
			if (keptItems.contains(Item.ANNOTATIONS))
				return super.visitAnnotation(descriptor, visible);
			return null;
		}
@param mv
		Parent method visitor.
@param isAbstract
		Is the method being visited abstract?
@param retType
		Return type of the method being visited.
recaf-core/src/main/java/software/coley/recaf/util/visitors/ClassHollowingVisitor.java