Use wxDELETE() and wxDELETEA() when possible.

Use wxDELETE[A]() functions which automatically NULL out their arguments after
deleting them instead of doing it manually.

Closes #9685.

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@64656 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

src/common/any.cpp

@@ -223,8 +223,7 @@ public:
     }
     virtual void OnExit()
     {
-        delete g_wxAnyValueTypeGlobals;
-        g_wxAnyValueTypeGlobals = NULL;
+        wxDELETE(g_wxAnyValueTypeGlobals);
     }
 private:
 };