extend CppUnit::Protector for context-less protection

sal/inc/cppunittester/protectorfactory.hxx

@@ -32,14 +32,20 @@
 
 #include "sal/types.h"
 
-namespace CppUnit { class Protector; }
-
-namespace cppunittester {
-
-// The type of CppUnit::Protector factory functions that can be plugged into
-// cppunittester:
-extern "C" typedef CppUnit::Protector * SAL_CALL ProtectorFactory();
-
+#include <cppunit/Protector.h>
+
+namespace cppunittester
+{
+    class LibreOfficeProtector : public CppUnit::Protector
+    {
+    public:
+        virtual bool protect(CppUnit::Functor const & functor) = 0;
+        using CppUnit::Protector::protect;
+    };
+
+    // The type of CppUnit::Protector factory functions that can be plugged into
+    // cppunittester:
+    extern "C" typedef LibreOfficeProtector * SAL_CALL ProtectorFactory();
 }
 
 #endif

sal/inc/sal/cppunit.h

@@ -35,6 +35,18 @@
 #include <cppunit/TestFixture.h>
 #include <cppunit/extensions/HelperMacros.h>
 #include <cppunit/plugin/TestPlugIn.h>
+#include <cppunit/Protector.h>
+
+namespace cppunittester
+{
+    class LibreOfficeProtecter : public CppUnit::Protector
+    {
+    public:
+        virtual bool protect(CppUnit::Functor const & functor) = 0;
+        using CppUnit::Protector::protect;
+    };
+}
+
 #undef CPPUNIT_PLUGIN_EXPORT
 #define CPPUNIT_PLUGIN_EXPORT extern "C" SAL_DLLPUBLIC_EXPORT