Elasticsearch: make package-private usage explicit

For the ElasticConfiguration getters and the ElasticQueryBuilder method.

Remove the related IntelliJ warnings while doing so.

Change-Id: I499f5ea5a28abf59a908e0ea06df9ff27ecbd6a8
diff --git a/gerrit-elasticsearch/src/main/java/com/google/gerrit/elasticsearch/ElasticConfiguration.java b/gerrit-elasticsearch/src/main/java/com/google/gerrit/elasticsearch/ElasticConfiguration.java
index 84dae7f..4184ec0 100644
--- a/gerrit-elasticsearch/src/main/java/com/google/gerrit/elasticsearch/ElasticConfiguration.java
+++ b/gerrit-elasticsearch/src/main/java/com/google/gerrit/elasticsearch/ElasticConfiguration.java
@@ -80,11 +80,11 @@
     }
   }
 
-  public Config getConfig() {
+  Config getConfig() {
     return cfg;
   }
 
-  public String getIndexName(String name, int schemaVersion) {
+  String getIndexName(String name, int schemaVersion) {
     return String.format("%s%s_%04d", prefix, name, schemaVersion);
   }
 
diff --git a/gerrit-elasticsearch/src/main/java/com/google/gerrit/elasticsearch/ElasticQueryBuilder.java b/gerrit-elasticsearch/src/main/java/com/google/gerrit/elasticsearch/ElasticQueryBuilder.java
index 5281ebe..54b4ca9 100644
--- a/gerrit-elasticsearch/src/main/java/com/google/gerrit/elasticsearch/ElasticQueryBuilder.java
+++ b/gerrit-elasticsearch/src/main/java/com/google/gerrit/elasticsearch/ElasticQueryBuilder.java
@@ -34,7 +34,7 @@
 
 public class ElasticQueryBuilder {
 
-  protected <T> QueryBuilder toQueryBuilder(Predicate<T> p) throws QueryParseException {
+  <T> QueryBuilder toQueryBuilder(Predicate<T> p) throws QueryParseException {
     if (p instanceof AndPredicate) {
       return and(p);
     } else if (p instanceof OrPredicate) {