WaE: this method is empty and should be removed

Change-Id: Ia5ec3890a4e57c460dab58fcd690530ebf836140

basic/qa/cppunit/test_vba.cxx

@@ -137,6 +137,9 @@ void VBATest::testMiscOLEStuff()
         CPPUNIT_ASSERT_MESSAGE("No return variable huh?", pReturn != NULL );
         CPPUNIT_ASSERT_MESSAGE("Result not as expected", pReturn->GetOUString() == "OK" );
     }
+#else
+    // Avoid "this method is empty and should be removed" warning
+    (void) 42;
 #endif
 }