Adapt to latest changes in gerrit master

Change-Id: I5eb3137a9cd455f479aa9cb6657150485c27b2e0
diff --git a/src/main/java/com/googlesource/gerrit/plugins/wip/BaseAction.java b/src/main/java/com/googlesource/gerrit/plugins/wip/BaseAction.java
index fcb809b..ae25811 100644
--- a/src/main/java/com/googlesource/gerrit/plugins/wip/BaseAction.java
+++ b/src/main/java/com/googlesource/gerrit/plugins/wip/BaseAction.java
@@ -26,7 +26,7 @@
 import com.google.gerrit.server.IdentifiedUser;
 import com.google.gerrit.server.git.BatchUpdate;
 import com.google.gerrit.server.git.UpdateException;
-import com.google.gerrit.server.index.ChangeIndexer;
+import com.google.gerrit.server.index.change.ChangeIndexer;
 import com.google.gwtorm.server.OrmException;
 import com.google.inject.Inject;
 import com.google.inject.Provider;
@@ -69,7 +69,6 @@
           Change change = ctx.getChange();
           if (change.getStatus() == from) {
             change.setStatus(to);
-            ctx.saveChange();
             return true;
           }
           return false;
diff --git a/src/main/java/com/googlesource/gerrit/plugins/wip/ReadyForReview.java b/src/main/java/com/googlesource/gerrit/plugins/wip/ReadyForReview.java
index a098a35..f022867 100644
--- a/src/main/java/com/googlesource/gerrit/plugins/wip/ReadyForReview.java
+++ b/src/main/java/com/googlesource/gerrit/plugins/wip/ReadyForReview.java
@@ -29,7 +29,7 @@
 import com.google.gerrit.server.change.RevisionResource;
 import com.google.gerrit.server.git.BatchUpdate;
 import com.google.gerrit.server.git.UpdateException;
-import com.google.gerrit.server.index.ChangeIndexer;
+import com.google.gerrit.server.index.change.ChangeIndexer;
 import com.google.gwtorm.server.OrmException;
 import com.google.inject.Inject;
 import com.google.inject.Provider;
diff --git a/src/main/java/com/googlesource/gerrit/plugins/wip/SetCommand.java b/src/main/java/com/googlesource/gerrit/plugins/wip/SetCommand.java
index 06d0285..38eaef7 100644
--- a/src/main/java/com/googlesource/gerrit/plugins/wip/SetCommand.java
+++ b/src/main/java/com/googlesource/gerrit/plugins/wip/SetCommand.java
@@ -20,7 +20,7 @@
 import com.google.gerrit.server.change.ChangesCollection;
 import com.google.gerrit.server.change.RevisionResource;
 import com.google.gerrit.server.git.UpdateException;
-import com.google.gerrit.server.index.ChangeIndexer;
+import com.google.gerrit.server.index.change.ChangeIndexer;
 import com.google.gerrit.server.project.ProjectControl;
 import com.google.gerrit.sshd.CommandMetaData;
 import com.google.gerrit.sshd.SshCommand;
diff --git a/src/main/java/com/googlesource/gerrit/plugins/wip/WorkInProgress.java b/src/main/java/com/googlesource/gerrit/plugins/wip/WorkInProgress.java
index 9cef879..b84fe1e 100644
--- a/src/main/java/com/googlesource/gerrit/plugins/wip/WorkInProgress.java
+++ b/src/main/java/com/googlesource/gerrit/plugins/wip/WorkInProgress.java
@@ -29,7 +29,7 @@
 import com.google.gerrit.server.change.RevisionResource;
 import com.google.gerrit.server.git.BatchUpdate;
 import com.google.gerrit.server.git.UpdateException;
-import com.google.gerrit.server.index.ChangeIndexer;
+import com.google.gerrit.server.index.change.ChangeIndexer;
 import com.google.gwtorm.server.OrmException;
 import com.google.inject.Inject;
 import com.google.inject.Provider;