Eliminate E_STRICT warnings for type hinting in overridden method signatures.
Eliminate E_STRICT warnings for type hinting in overridden method signatures.


git-svn-id: e00ddc8d1663a511451cf4be849a3ae632cc6dbf@230014 c90b9560-bf6c-de11-be94-00142212c4b1

pear/Structures_LinkedList