Move SendIdleEvents() from wxApp to wxWindow.

Use it to properly implement idle events for
wxGTK menubar, toolbar and statusbar.


git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@66648 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

include/wx/app.h

@@ -562,10 +562,6 @@ public:
         // it should return true if more idle events are needed, false if not
     virtual bool ProcessIdle();
 
-        // Send idle event to window and all subwindows
-        // Returns true if more idle time is requested.
-    virtual bool SendIdleEvents(wxWindow* win, wxIdleEvent& event);
-
         // override base class version: GUI apps always use an event loop
     virtual bool UsesEventLoop() const { return true; }