Merge branch 'stable-3.1'

* stable-3.1:
  Pass change Id to submit hook

Change-Id: I94ed6f06fc99036d463b97093e86974f7c818d17

src/main/java/com/googlesource/gerrit/plugins/hooks/Submit.java

diff --git a/src/main/java/com/googlesource/gerrit/plugins/hooks/Submit.java b/src/main/java/com/googlesource/gerrit/plugins/hooks/Submit.java
index 9070317..6ffd79e 100644
--- a/src/main/java/com/googlesource/gerrit/plugins/hooks/Submit.java
+++ b/src/main/java/com/googlesource/gerrit/plugins/hooks/Submit.java
@@ -15,6 +15,7 @@
 package com.googlesource.gerrit.plugins.hooks;
 
 import com.google.gerrit.entities.BranchNameKey;
+import com.google.gerrit.entities.Change;
 import com.google.gerrit.entities.PatchSet;
 import com.google.gerrit.server.IdentifiedUser;
 import com.google.gerrit.server.git.CodeReviewCommit;
@@ -42,12 +43,14 @@
       CodeReviewCommit commit,
       ProjectState destProject,
       BranchNameKey destBranch,
+      Change.Id changeId,
       PatchSet.Id patchSetId,
       IdentifiedUser caller)
       throws MergeValidationException {
     String projectName = destProject.getProject().getName();
 
     HookArgs args = hookFactory.createArgs();
+    args.add("--change", changeId.get());
     args.add("--project", projectName);
     args.add("--branch", destBranch.branch());
     args.add("--submitter", caller.getNameEmail());