Remove old dismissed pointers as the IDs have changed. Switch to underscores...

Remove old dismissed pointers as the IDs have changed. Switch to underscores that way we don't need to translate them for method names. Avoid an empty pointer in the array. see #18693.


git-svn-id: https://core.svn.wordpress.org/trunk@19389 1a063a9b-81f0-0310-95a4-ce76da25c4cd