removed wxDatePickerCtrlGeneric::SetFormat() which didn't exist but was declared and documented (closes #10988)

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@61467 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

include/wx/generic/datectrl.h

@@ -57,7 +57,6 @@ public:
                       const wxDateTime& upperdate = wxDefaultDateTime);
 
     // extra methods available only in this (generic) implementation
-    bool SetFormat(const wxString& fmt);
     wxCalendarCtrl *GetCalendar() const;
 
 

interface/wx/datectrl.h

@@ -124,17 +124,6 @@ public:
     */
     virtual wxDateTime GetValue() const = 0;
 
-    /**
-        Sets the display format for the date in the control. See wxDateTime for
-        the meaning of format strings.
-
-        @note This function is only available in the generic version of this
-              control. The native version always uses the current system locale.
-
-        @remarks If the format parameter is invalid, the behaviour is undefined.
-    */
-    bool SetFormat(const wxString& format);
-
     /**
         Sets the valid range for the date selection. If @a dt1 is valid, it
         becomes the earliest date (inclusive) accepted by the control. If