unused import

git-svn-id: https://svn.apache.org/repos/asf/jackrabbit/oak/trunk@1545282 13f79535-47bb-0310-9956-ffa450edef68
OAK-1130: Performance issue with MutableTree

Avoid extra path lookups in QueryResultImpl

git-svn-id: https://svn.apache.org/repos/asf/jackrabbit/oak/trunk@1545283 13f79535-47bb-0310-9956-ffa450edef68