ChecksSubmitRule.Module: Demote base class to AbstractModule

Change-Id: I9a2a7e1e404805e089ce6816390bfc253ff94e8d
diff --git a/java/com/google/gerrit/plugins/checks/rules/ChecksSubmitRule.java b/java/com/google/gerrit/plugins/checks/rules/ChecksSubmitRule.java
index 501785d..6d3ac4e 100644
--- a/java/com/google/gerrit/plugins/checks/rules/ChecksSubmitRule.java
+++ b/java/com/google/gerrit/plugins/checks/rules/ChecksSubmitRule.java
@@ -23,10 +23,10 @@
 import com.google.gerrit.entities.PatchSet;
 import com.google.gerrit.entities.Project;
 import com.google.gerrit.extensions.annotations.Exports;
-import com.google.gerrit.extensions.config.FactoryModule;
 import com.google.gerrit.plugins.checks.Checks;
 import com.google.gerrit.server.query.change.ChangeData;
 import com.google.gerrit.server.rules.SubmitRule;
+import com.google.inject.AbstractModule;
 import com.google.inject.Inject;
 import com.google.inject.Singleton;
 import java.io.IOException;
@@ -42,7 +42,7 @@
           .setType("checks_pass")
           .build();
 
-  public static class Module extends FactoryModule {
+  public static class Module extends AbstractModule {
     @Override
     public void configure() {
       bind(SubmitRule.class)