Merge branch 'stable-2.16' into stable-3.0

* stable-2.16:
  Fix method name to register custom event types in plugins
  Don't send mails on publish change edits for WIP changes
  PatchSetInserter: allow to set "sendEmail" bit
  Set version to 2.16.17-SNAPSHOT
  Set version to 2.16.16

Change-Id: I997906ae9b014b3708cbbbdce444416bd01d57b0
diff --git a/Documentation/dev-plugins.txt b/Documentation/dev-plugins.txt
index e481d40..8ad5535 100644
--- a/Documentation/dev-plugins.txt
+++ b/Documentation/dev-plugins.txt
@@ -474,9 +474,9 @@
 ----
 
 Plugins which define new Events should register them via the
-`com.google.gerrit.server.events.EventTypes.registerClass()`
-method. This will make the EventType known to the system.
-Deserializing events with the
+`com.google.gerrit.server.events.EventTypes.register()` method.
+This will make the EventType known to the system. Deserializing
+events with the
 `com.google.gerrit.server.events.EventDeserializer` class requires
 that the event be registered in EventTypes.
 
diff --git a/java/com/google/gerrit/server/edit/ChangeEditUtil.java b/java/com/google/gerrit/server/edit/ChangeEditUtil.java
index cb8147c..ef1d880 100644
--- a/java/com/google/gerrit/server/edit/ChangeEditUtil.java
+++ b/java/com/google/gerrit/server/edit/ChangeEditUtil.java
@@ -168,7 +168,10 @@
 
       RevCommit squashed = squashEdit(rw, oi, edit.getEditCommit(), basePatchSet);
       PatchSet.Id psId = ChangeUtil.nextPatchSetId(repo, change.currentPatchSetId());
-      PatchSetInserter inserter = patchSetInserterFactory.create(notes, psId, squashed);
+      PatchSetInserter inserter =
+          patchSetInserterFactory
+              .create(notes, psId, squashed)
+              .setSendEmail(!change.isWorkInProgress());
 
       StringBuilder message =
           new StringBuilder("Patch Set ").append(inserter.getPatchSetId().get()).append(": ");
diff --git a/javatests/com/google/gerrit/acceptance/edit/ChangeEditIT.java b/javatests/com/google/gerrit/acceptance/edit/ChangeEditIT.java
index 1317ead..3a7b6c2 100644
--- a/javatests/com/google/gerrit/acceptance/edit/ChangeEditIT.java
+++ b/javatests/com/google/gerrit/acceptance/edit/ChangeEditIT.java
@@ -151,8 +151,11 @@
   public void publishEdit() throws Exception {
     createArbitraryEditFor(changeId);
 
+    AddReviewerInput in = new AddReviewerInput();
+    in.reviewer = user.email();
+    gApi.changes().id(changeId).addReviewer(in);
+
     PublishChangeEditInput publishInput = new PublishChangeEditInput();
-    publishInput.notify = NotifyHandling.NONE;
     gApi.changes().id(changeId).edit().publish(publishInput);
 
     assertThat(getEdit(changeId)).isAbsent();
@@ -169,8 +172,10 @@
     assertThat(info.messages).isNotEmpty();
     assertThat(Iterables.getLast(info.messages).tag)
         .isEqualTo(ChangeMessagesUtil.TAG_UPLOADED_PATCH_SET);
+    assertThat(sender.getMessages()).isNotEmpty();
 
     // Move the change to WIP, repeat, and verify.
+    sender.clear();
     gApi.changes().id(changeId).setWorkInProgress();
     createEmptyEditFor(changeId);
     gApi.changes().id(changeId).edit().modifyFile(FILE_NAME, RawInputUtil.create(CONTENT_NEW2));
@@ -179,6 +184,7 @@
     assertThat(info.messages).isNotEmpty();
     assertThat(Iterables.getLast(info.messages).tag)
         .isEqualTo(ChangeMessagesUtil.TAG_UPLOADED_WIP_PATCH_SET);
+    assertThat(sender.getMessages()).isEmpty();
   }
 
   @Test