1. wxFrame::IsIconized() fixed - seems to work

2. a couple of unused vars removed


git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@8351 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

include/wx/gtk/frame.h

@@ -114,6 +114,8 @@ public:
     bool          m_toolBarDetached;
     bool          m_insertInClientArea;  /* not from within OnCreateXXX */
 
+    bool          m_isIconized;
+
     bool          m_fsIsShowing;         /* full screen */
     long          m_fsSaveStyle;
     long          m_fsSaveFlag;