Class has user-written copy constructor but no user-written assignment operator

Defect 99879 (STATIC_C)
Checker COPY_WITHOUT_ASSIGN (subcategory none)
File: /src/mongo/db/views/view.h
Parse Warning (no function name available)
/src/mongo/db/views/view.h, line: 44
Class "mongo::ViewDefinition" has a user-written copy constructor "mongo::ViewDefinition::ViewDefinition(mongo::ViewDefinition const &)" but no corresponding user-written assignment operator.

    class ViewDefinition {

/src/mongo/db/views/view.cpp, line: 50
User-written copy constructor.

    ViewDefinition::ViewDefinition(const ViewDefinition& other)