Yuta HIGUCHI

Change ProviderId.NONE to none:none

Change-Id: I556f5cdbb555d195950985cdbd4dab538132a154
......@@ -38,7 +38,7 @@ public class ProviderId {
/**
* Represents no provider ID.
*/
public static final ProviderId NONE = new ProviderId();
public static final ProviderId NONE = new ProviderId("none", "none");
private final String scheme;
private final String id;
......