Add wxAutoNSAutoreleasePool to SetSelection()

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@26696 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

src/cocoa/notebook.mm

@@ -260,6 +260,7 @@ bool wxNotebook::SetPageImage(size_t nPage, int nImage)
 
 int wxNotebook::SetSelection(size_t nPage)
 {
+    wxAutoNSAutoreleasePool pool;
     [GetNSTabView() selectTabViewItemAtIndex:nPage];
     return GetSelection();
 }