Remove unneeded KeepWaiting() and AfterWait() functions

These functions were never used anywhere and their meaning was not
clear, so just drop them.

Also remove the now unused "tested" member and "WAIT_DURATION" constant.

tests/fswatcher/fswatchertest.cpp

@@ -202,8 +202,6 @@ EventGenerator* EventGenerator::ms_instance = 0;
 class FSWTesterBase : public wxEvtHandler
 {
 public:
-    enum { WAIT_DURATION = 3 };
-
     FSWTesterBase(int types = wxFSW_EVENT_ALL) :
         eg(EventGenerator::Get()),
         m_eventTypes(types)
@@ -291,30 +289,6 @@ public:
         return true;
     }
 
-    virtual bool KeepWaiting()
-    {
-        // did we receive event already?
-        if (!tested)
-        {
-            // well, let's wait a bit more
-            wxSleep(WAIT_DURATION);
-        }
-
-        return true;
-    }
-
-    virtual bool AfterWait()
-    {
-        // fail if still no events
-        WX_ASSERT_MESSAGE
-        (
-             ("No events during %d seconds!", static_cast<int>(WAIT_DURATION)),
-             tested
-        );
-
-        return true;
-    }
-
     virtual void OnFileSystemEvent(wxFileSystemWatcherEvent& evt)
     {
         wxLogDebug("--- %s ---", evt.ToString());
@@ -322,7 +296,6 @@ public:
 
         // test finished
         SendIdle();
-        tested = true;
     }
 
     virtual void CheckResult()
@@ -390,7 +363,6 @@ protected:
     wxScopedPtr<wxFileSystemWatcher> m_watcher;
 
     int m_eventTypes;  // Which event-types to watch. Normally all of them
-    bool tested;  // indicates, whether we have already passed the test
 
     wxVector<wxFileSystemWatcherEvent*> m_events;
 };