docs: HasName findFullyQualifiedObject(String fullyQualifiedName)
      {
          Message m = fullyQualifiedMessages.get(fullyQualifiedName);
          if (m != null)
              return m;
  
          EnumGroup eg = fullyQualifiedEnumGroups.get(fullyQualifiedName);
          if (eg != null)
              return eg;
  
          // Search imported protos as well
          for (Proto proto : getImportedProtos())
          {
              HasName importedObj = proto.findFullyQualifiedObject(fullyQualifiedName);
              if (importedObj != null)
                  return importedObj;
          }
  
          return null;
      }