classDef = findClass(idef,CPPName)
finds a class in the specified interface definition that matches a fully qualified C++ class
name and returns a clibgen.api.ClassDefinition object for the matching
class. If the function does not find a match, it returns an empty
ClassDefinition object.
Class definition objects, returned as a clibgen.api.ClassDefinition object that represents the matching class in
idef and there are templates. If the function does not find a
match, returns an empty ClassDefinition object.