C++: Don't use deprecated predicates in test

This made the `expected` file contain QL line numbers.

cpp/ql/src/semmle/code/cpp/TypedefType.qll

@@ -74,19 +74,22 @@ class NestedTypedefType extends TypedefType {
   override string getCanonicalQLClass() { result = "NestedTypedefType" }
 
   /**
-   * DEPRECATED
+   * DEPRECATED: use `.hasSpecifier("private")` instead.
+   *
    * Holds if this member is private.
    */
   deprecated predicate isPrivate() { this.hasSpecifier("private") }
 
   /**
-   * DEPRECATED
+   * DEPRECATED: `.hasSpecifier("protected")` instead.
+   *
    * Holds if this member is protected.
    */
   deprecated predicate isProtected() { this.hasSpecifier("protected") }
 
   /**
-   * DEPRECATED
+   * DEPRECATED: use `.hasSpecifier("public")` instead.
+   *
    * Holds if this member is public.
    */
   deprecated predicate isPublic() { this.hasSpecifier("public") }

cpp/ql/test/library-tests/typedefs/Typedefs3.expected

@@ -1,6 +1,3 @@
-WARNING: Predicate isPrivate has been deprecated and may be removed in future (Typedefs3.ql:11,27-36)
-WARNING: Predicate isProtected has been deprecated and may be removed in future (Typedefs3.ql:14,27-38)
-WARNING: Predicate isPublic has been deprecated and may be removed in future (Typedefs3.ql:17,27-35)
 | ODASA-6095-A.hpp:5:25:5:30 | mytype | MyTemplate<X>::mytype | NestedTypedefType, getBaseType() = MyTemplate<X>, member of MyTemplate<X> |
 | ODASA-6095-B.hpp:6:43:6:49 | mytype2 | MyTemplate2<X>::mytype2 | NestedTypedefType, getBaseType() = decltype(...), member of MyTemplate2<X> |
 | file://:0:0:0:0 | mytype | MyTemplate<char>::mytype | NestedTypedefType, getBaseType() = MyTemplate<char>, member of MyTemplate<char> |

cpp/ql/test/library-tests/typedefs/Typedefs3.ql

@@ -8,13 +8,13 @@ string describe(TypedefType t) {
     t instanceof NestedTypedefType and
     result = "NestedTypedefType"
   ) or (
-    t.(NestedTypedefType).isPrivate() and
+    t.(NestedTypedefType).hasSpecifier("private") and
     result = "(NestedTypedefType).isPrivate()"
   ) or (
-    t.(NestedTypedefType).isProtected() and
+    t.(NestedTypedefType).hasSpecifier("protected") and
     result = "(NestedTypedefType).isProtected()"
   ) or (
-    t.(NestedTypedefType).isPublic() and
+    t.(NestedTypedefType).hasSpecifier("public") and
     result = "(NestedTypedefType).isPublic()"
   ) or exists(Type base |
     base = t.getBaseType() and