var parent = commit.get_parents();
GLib.debug("parent = %s", parent.get_id(0).to_string());
var master_rev = parent.get_id(0);
- var master_commit = this.repo.lookup(master_rev, typeof(Ggit.Commit)) as Ggit.Commit;
+ var master_commit = this.repo.lookup_commit(master_rev);;
- var head_commit = this.repo.lookup(oid, typeof(Ggit.Commit)) as Ggit.Commit;
+ var head_commit = this.repo.lookup_commit(oid);
var master_tree = master_commit.get_tree();
var head_tree = head_commit.get_tree();