Update the text hint display correctly when ChangeValue() is called.

wxTextEntry::ChangeValue() doesn't generate any events so we need to
explicitly update the text stored by wxTextEntryHintData when it is called to
ensure that it corresponds to the real controls value.

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@65552 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

include/wx/textentry.h

@@ -38,8 +38,7 @@ public:
     // SetValue() generates a text change event, ChangeValue() doesn't
     virtual void SetValue(const wxString& value)
         { DoSetValue(value, SetValue_SendEvent); }
-    virtual void ChangeValue(const wxString& value)
-        { DoSetValue(value, SetValue_NoEvent); }
+    virtual void ChangeValue(const wxString& value);
 
     // writing text inserts it at the current position replacing any current
     // selection, appending always inserts it at the end and doesn't remove any