Avoid assert when the position to be removed is beyond the end of the

list and just return FALSE as documented


git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/branches/WX_2_4_BRANCH@17444 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

src/common/sizer.cpp

@@ -361,6 +361,8 @@ bool wxSizer::Remove( wxSizer *sizer )
 
 bool wxSizer::Remove( int pos )
 {
+    if ((size_t)pos >= m_children.GetCount())
+        return FALSE;
     wxNode *node = m_children.Nth( pos );
     if (!node) return FALSE;