Document that throwing exceptions from wxTimer::Notify() is unsupported.

Currently exceptions thrown from this function are not passed to wxApp::
OnExceptionInMainLoop() (unlike exceptions thrown from timer event handlers).

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@62697 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

interface/wx/timer.h

@@ -92,6 +92,10 @@ public:
         used and SetOwner() wasn't called.
 
         Perform whatever action which is to be taken periodically here.
+
+        Notice that throwing exceptions from this method is currently not
+        supported, use event-based timer handling approach if an exception can
+        be thrown while handling timer notifications.
     */
     virtual void Notify();