enable more databases

Change-Id: I2db8793f9ef7bcc4c5c239f6b60524b2be34684e
diff --git a/src/main/java/com/googlesource/gerrit/plugins/verifystatus/server/schema/CiDataSourceModule.java b/src/main/java/com/googlesource/gerrit/plugins/verifystatus/server/schema/CiDataSourceModule.java
index 3bff6e3..bbd4ce5 100644
--- a/src/main/java/com/googlesource/gerrit/plugins/verifystatus/server/schema/CiDataSourceModule.java
+++ b/src/main/java/com/googlesource/gerrit/plugins/verifystatus/server/schema/CiDataSourceModule.java
@@ -23,8 +23,8 @@
   protected void configure() {
     bind(CiDataSourceType.class).annotatedWith(Names.named("h2")).to(H2.class);
     bind(CiDataSourceType.class).annotatedWith(Names.named("derby")).to(Derby.class);
-//    bind(CiDataSourceType.class).annotatedWith(Names.named("mysql")).to(MySql.class);
-//    bind(CiDataSourceType.class).annotatedWith(Names.named("oracle")).to(Oracle.class);
-//    bind(CiDataSourceType.class).annotatedWith(Names.named("postgresql")).to(PostgreSQL.class);
+    bind(CiDataSourceType.class).annotatedWith(Names.named("mysql")).to(MySql.class);
+    bind(CiDataSourceType.class).annotatedWith(Names.named("oracle")).to(Oracle.class);
+    bind(CiDataSourceType.class).annotatedWith(Names.named("postgresql")).to(PostgreSQL.class);
   }
 }