Revert "Reduce visibility of *CredentialsFactory* classes"

This reverts commit 499bbea5a16ec443cafb8da95ccdc33f6e381d55.

Reason for revert: Broke the pull-replication plugin

Change-Id: If850c72fb7ab55a92754a655051a8d3e8077bbe4

src/main/java/com/googlesource/gerrit/plugins/replication/AutoReloadSecureCredentialsFactoryDecorator.java

diff --git a/src/main/java/com/googlesource/gerrit/plugins/replication/AutoReloadSecureCredentialsFactoryDecorator.java b/src/main/java/com/googlesource/gerrit/plugins/replication/AutoReloadSecureCredentialsFactoryDecorator.java
index 132fa4f..99f630e 100644
--- a/src/main/java/com/googlesource/gerrit/plugins/replication/AutoReloadSecureCredentialsFactoryDecorator.java
+++ b/src/main/java/com/googlesource/gerrit/plugins/replication/AutoReloadSecureCredentialsFactoryDecorator.java
@@ -24,7 +24,7 @@
 import org.eclipse.jgit.errors.ConfigInvalidException;
 import org.eclipse.jgit.transport.CredentialsProvider;
 
-class AutoReloadSecureCredentialsFactoryDecorator implements CredentialsFactory {
+public class AutoReloadSecureCredentialsFactoryDecorator implements CredentialsFactory {
   private static final FluentLogger logger = FluentLogger.forEnclosingClass();
 
   private final AtomicReference<CredentialsFactory> secureCredentialsFactory;

src/main/java/com/googlesource/gerrit/plugins/replication/SecureCredentialsFactory.java

diff --git a/src/main/java/com/googlesource/gerrit/plugins/replication/SecureCredentialsFactory.java b/src/main/java/com/googlesource/gerrit/plugins/replication/SecureCredentialsFactory.java
index 957744e..abef303 100644
--- a/src/main/java/com/googlesource/gerrit/plugins/replication/SecureCredentialsFactory.java
+++ b/src/main/java/com/googlesource/gerrit/plugins/replication/SecureCredentialsFactory.java
@@ -22,7 +22,7 @@
 import org.eclipse.jgit.transport.UsernamePasswordCredentialsProvider;
 
 /** Looks up a remote's password in SecureStore */
-class SecureCredentialsFactory implements CredentialsFactory {
+public class SecureCredentialsFactory implements CredentialsFactory {
   private static final FluentLogger log = FluentLogger.forEnclosingClass();
   private final SecureStore secureStore;