Removed unused obsolete constant

Change-Id: Icce21c38245fade6491277a8a210350f990e876c
diff --git a/src/main/java/com/googlesource/gerrit/plugins/multisite/Configuration.java b/src/main/java/com/googlesource/gerrit/plugins/multisite/Configuration.java
index 88ab53e..e437771 100644
--- a/src/main/java/com/googlesource/gerrit/plugins/multisite/Configuration.java
+++ b/src/main/java/com/googlesource/gerrit/plugins/multisite/Configuration.java
@@ -416,7 +416,6 @@
     public static final int defaultSessionTimeoutMs;
     public static final int defaultConnectionTimeoutMs;
     public static final String DEFAULT_ZK_CONNECT = "localhost:2181";
-    private final int DEFAULT_LOCK_TIMEOUT_MS = 10000;
     private final int DEFAULT_RETRY_POLICY_BASE_SLEEP_TIME_MS = 1000;
     private final int DEFAULT_RETRY_POLICY_MAX_SLEEP_TIME_MS = 3000;
     private final int DEFAULT_RETRY_POLICY_MAX_RETRIES = 3;