Bug 444210 - Deprecate execLoadTableData() in table pages

https://bugs.eclipse.org/bugs/show_bug.cgi?id=444210

Change-Id: I05f554a5140cbcbb40536ad9e8ff531091f64a55
Reviewed-on: https://git.eclipse.org/r/38303
Reviewed-by: Patrick Bänziger <patrick.baenziger@bsiag.com>
Tested-by: Hudson CI
Reviewed-by: Jeremie Bresson <jbr@bsiag.com>