tree-if-conv.c (if_convertable_phi_p): Rename to ...

        * tree-if-conv.c (if_convertable_phi_p): Rename to ...
        (if_convertible_phi_p): ... new name.
        (if_convertable_modify_expr_p): Rename to ...
        (if_convertible_modify_expr_p): ... new name.
        (if_convertable_stmt_p): Rename to ...
        (if_convertible_stmt_p): ... new name.
        (if_convertable_bb_p): Rename to ...
        (if_convertible_bb_p): ... new name.
        (if_convertable_loop_p): Rename to ...
        (if_convertible_loop_p): ... new name.

From-SVN: r91044