protected @Nullable TypeConversionDescriptorBase findConversionForMethod(PsiType from,
                                                                           PsiType to,
                                                                           @NotNull PsiMethod method,
                                                                           @NotNull @NlsSafe String methodName,
                                                                           PsiExpression context,
                                                                           TypeMigrationLabeler labeler) {
    return null;
  }
protected @Nullable TypeConversionDescriptorBase findConversionForMethod(PsiType from,
                                                                           PsiType to,
                                                                           @NotNull PsiMethod method,
                                                                           @NotNull @NlsSafe String methodName,
                                                                           PsiExpression context,
                                                                           TypeMigrationLabeler labeler)