Change wxPGProperty::SetChoices() to accept 'const wxPGChoices&'

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@64232 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

include/wx/propgrid/property.h

@@ -2141,7 +2141,7 @@ public:
         @remarks This operation deselects the property and clears its
                  value.
     */
-    bool SetChoices( wxPGChoices& choices );
+    bool SetChoices( const wxPGChoices& choices );
 
     /** Set max length of text in text editor.
     */

src/propgrid/property.cpp

@@ -1911,7 +1911,7 @@ void wxPGProperty::SetChoiceSelection( int newValue )
     }
 }
 
-bool wxPGProperty::SetChoices( wxPGChoices& choices )
+bool wxPGProperty::SetChoices( const wxPGChoices& choices )
 {
     // Property must be de-selected first (otherwise choices in
     // the control would be de-synced with true choices)