Include wx/dataobj.h according to precompiled headers of wx/wx.h (with other minor cleaning).

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@40345 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

src/univ/textctrl.cpp

@@ -131,6 +131,7 @@
     #include "wx/log.h"
     #include "wx/dcclient.h"
     #include "wx/validate.h"
+    #include "wx/dataobj.h"
 #endif
 
 #include <ctype.h>
@@ -148,10 +149,6 @@
 
 #include "wx/cmdproc.h"
 
-#if wxUSE_CLIPBOARD
-#include "wx/dataobj.h"
-#endif
-
 // turn extra wxTextCtrl-specific debugging on/off
 #define WXDEBUG_TEXT