Remove workarounds for wxTextCtrl::SetValue() events in pickers code.

Simply use ChangeValue() instead of SetValue() to avoid the unwanted events
instead of using guard variables.

No real changes but the code is simpler and shorter now.

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@72454 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

include/wx/clrpicker.h

@@ -98,7 +98,7 @@ protected:
 class WXDLLIMPEXP_CORE wxColourPickerCtrl : public wxPickerBase
 {
 public:
-    wxColourPickerCtrl() : m_bIgnoreNextTextCtrlUpdate(false) {}
+    wxColourPickerCtrl() {}
     virtual ~wxColourPickerCtrl() {}
 
 
@@ -107,7 +107,6 @@ public:
         const wxSize& size = wxDefaultSize, long style = wxCLRP_DEFAULT_STYLE,
         const wxValidator& validator = wxDefaultValidator,
         const wxString& name = wxColourPickerCtrlNameStr)
-        : m_bIgnoreNextTextCtrlUpdate(false)
         { Create(parent, id, col, pos, size, style, validator, name); }
 
     bool Create(wxWindow *parent, wxWindowID id,
@@ -148,9 +147,6 @@ protected:
     virtual long GetPickerStyle(long style) const
         { return (style & wxCLRP_SHOW_LABEL); }
 
-    // true if the next UpdateTextCtrl() call is to ignore
-    bool m_bIgnoreNextTextCtrlUpdate;
-
 private:
     DECLARE_DYNAMIC_CLASS(wxColourPickerCtrl)
 };