Merge "Revert "Make ExternalIdCache public for plugins""

gerrit-server/src/main/java/com/google/gerrit/server/account/externalids/ExternalIdCache.java

diff --git a/gerrit-server/src/main/java/com/google/gerrit/server/account/externalids/ExternalIdCache.java b/gerrit-server/src/main/java/com/google/gerrit/server/account/externalids/ExternalIdCache.java
index 0427f55c..53a1cea 100644
--- a/gerrit-server/src/main/java/com/google/gerrit/server/account/externalids/ExternalIdCache.java
+++ b/gerrit-server/src/main/java/com/google/gerrit/server/account/externalids/ExternalIdCache.java
@@ -22,7 +22,7 @@
 import org.eclipse.jgit.lib.ObjectId;
 
 /** Caches external IDs of all accounts */
-public interface ExternalIdCache {
+interface ExternalIdCache {
   void onCreate(ObjectId oldNotesRev, ObjectId newNotesRev, Collection<ExternalId> extId)
       throws IOException;