Merge "Fix width of commit message to fit 72 chars"
diff --git a/Documentation/config-gerrit.txt b/Documentation/config-gerrit.txt
index 6968e83..fc4b00a 100644
--- a/Documentation/config-gerrit.txt
+++ b/Documentation/config-gerrit.txt
@@ -1223,12 +1223,13 @@
 high CPU usage, memory pressure, persistent cache bloat, and other problems.
 +
 The following operations are allowed even when a change is at the limit:
+
 * Abandon
 * Submit
 * Submit by push with `%submit`
 * Auto-close by pushing directly to the branch
 * Fix with link:rest-api-changes.html#fix-input[`expect_merged_as`]
-+
+
 By default 1000.
 
 [[change.move]]change.move::
diff --git a/java/com/google/gerrit/server/edit/ChangeEditUtil.java b/java/com/google/gerrit/server/edit/ChangeEditUtil.java
index 926e0d5..710916e 100644
--- a/java/com/google/gerrit/server/edit/ChangeEditUtil.java
+++ b/java/com/google/gerrit/server/edit/ChangeEditUtil.java
@@ -169,7 +169,10 @@
 
       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 2883d8c..e72bf06 100644
--- a/javatests/com/google/gerrit/acceptance/edit/ChangeEditIT.java
+++ b/javatests/com/google/gerrit/acceptance/edit/ChangeEditIT.java
@@ -142,8 +142,11 @@
   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();
@@ -160,8 +163,10 @@
     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));
@@ -170,6 +175,7 @@
     assertThat(info.messages).isNotEmpty();
     assertThat(Iterables.getLast(info.messages).tag)
         .isEqualTo(ChangeMessagesUtil.TAG_UPLOADED_WIP_PATCH_SET);
+    assertThat(sender.getMessages()).isEmpty();
   }
 
   @Test
diff --git a/javatests/com/google/gerrit/elasticsearch/ElasticContainer.java b/javatests/com/google/gerrit/elasticsearch/ElasticContainer.java
index c67a842..53acdeb 100644
--- a/javatests/com/google/gerrit/elasticsearch/ElasticContainer.java
+++ b/javatests/com/google/gerrit/elasticsearch/ElasticContainer.java
@@ -63,7 +63,7 @@
       case V7_4:
         return "blacktop/elasticsearch:7.4.2";
       case V7_5:
-        return "blacktop/elasticsearch:7.5.1";
+        return "blacktop/elasticsearch:7.5.2";
     }
     throw new IllegalStateException("No tests for version: " + version.name());
   }
diff --git a/polygerrit-ui/app/elements/admin/gr-permission/gr-permission.js b/polygerrit-ui/app/elements/admin/gr-permission/gr-permission.js
index e719154..508c3a2 100644
--- a/polygerrit-ui/app/elements/admin/gr-permission/gr-permission.js
+++ b/polygerrit-ui/app/elements/admin/gr-permission/gr-permission.js
@@ -271,7 +271,12 @@
       // API to work as expected.
       const groupId = decodeURIComponent(e.detail.value.id)
           .replace(/\+/g, ' ');
-      this.set(['permission', 'value', 'rules', groupId], {});
+      // We cannot use "this.set(...)" here, because groupId may contain dots,
+      // and dots in property path names are totally unsupported by Polymer.
+      // Apparently Polymer picks up this change anyway, otherwise we should
+      // have looked at using MutableData:
+      // https://polymer-library.polymer-project.org/2.0/docs/devguide/data-system#mutable-data
+      this.permission.value.rules[groupId] = {};
 
       // Purposely don't recompute sorted array so that the newly added rule
       // is the last item of the array.
@@ -292,7 +297,8 @@
       Polymer.dom.flush();
       const value = this._rules[this._rules.length - 1].value;
       value.added = true;
-      this.set(['permission', 'value', 'rules', groupId], value);
+      // See comment above for why we cannot use "this.set(...)" here.
+      this.permission.value.rules[groupId] = value;
       this.dispatchEvent(
           new CustomEvent('access-modified', {bubbles: true, composed: true}));
     }
diff --git a/polygerrit-ui/app/elements/admin/gr-permission/gr-permission_test.html b/polygerrit-ui/app/elements/admin/gr-permission/gr-permission_test.html
index 7919b28..9928b9e 100644
--- a/polygerrit-ui/app/elements/admin/gr-permission/gr-permission_test.html
+++ b/polygerrit-ui/app/elements/admin/gr-permission/gr-permission_test.html
@@ -312,11 +312,11 @@
         element.name = 'Priority';
         element.section = 'refs/*';
         element.groups = {};
-        element.$.groupAutocomplete.text = 'ldap/tests tests';
+        element.$.groupAutocomplete.text = 'ldap/tests te.st';
         const e = {
           detail: {
             value: {
-              id: 'ldap:CN=test+test',
+              id: 'ldap:CN=test+te.st',
             },
           },
         };
@@ -325,11 +325,11 @@
         assert.equal(Object.keys(element._groupsWithRules).length, 2);
         element._handleAddRuleItem(e);
         flushAsynchronousOperations();
-        assert.deepEqual(element.groups, {'ldap:CN=test test': {
-          name: 'ldap/tests tests'}});
+        assert.deepEqual(element.groups, {'ldap:CN=test te.st': {
+          name: 'ldap/tests te.st'}});
         assert.equal(element._rules.length, 3);
         assert.equal(Object.keys(element._groupsWithRules).length, 3);
-        assert.deepEqual(element.permission.value.rules['ldap:CN=test test'],
+        assert.deepEqual(element.permission.value.rules['ldap:CN=test te.st'],
             {action: 'ALLOW', min: -2, max: 2, added: true});
         // New rule should be removed if cancel from editing.
         element.editing = false;
diff --git a/polygerrit-ui/app/elements/change/gr-change-actions/gr-change-actions.js b/polygerrit-ui/app/elements/change/gr-change-actions/gr-change-actions.js
index a4ed899..c0a603e 100644
--- a/polygerrit-ui/app/elements/change/gr-change-actions/gr-change-actions.js
+++ b/polygerrit-ui/app/elements/change/gr-change-actions/gr-change-actions.js
@@ -1166,6 +1166,14 @@
       }
     }
 
+    _handleRevertSubmissionDialogConfirm() {
+      const el = this.$.confirmRevertSubmissionDialog;
+      this.$.overlay.close();
+      el.hidden = true;
+      this._fireAction('/revert_submission', this.actions.revert_submission,
+          false, {message: el.message});
+    }
+
     _handleAbandonDialogConfirm() {
       const el = this.$.confirmAbandonDialog;
       this.$.overlay.close();
diff --git a/polygerrit-ui/app/elements/diff/gr-diff/gr-diff.js b/polygerrit-ui/app/elements/diff/gr-diff/gr-diff.js
index ef22188..5d32e9b 100644
--- a/polygerrit-ui/app/elements/diff/gr-diff/gr-diff.js
+++ b/polygerrit-ui/app/elements/diff/gr-diff/gr-diff.js
@@ -815,10 +815,9 @@
         // for each line from the start.
         let lastEl;
         for (const threadEl of addedThreadEls) {
-          const lineNumString = threadEl.getAttribute('line-num') || 'FILE';
           const commentSide = threadEl.getAttribute('comment-side');
-          const lineEl = this.$.diffBuilder.getLineElByNumber(
-              lineNumString, commentSide);
+          const lineEl = this._getLineElement(threadEl,
+              commentSide);
           const contentText = this.$.diffBuilder.getContentByLineEl(lineEl);
           const contentEl = contentText.parentElement;
           const threadGroupEl = this._getOrCreateThreadGroup(
@@ -844,6 +843,18 @@
       });
     }
 
+    _getLineElement(threadEl, commentSide) {
+      const lineNumString = threadEl.getAttribute('line-num') || 'FILE';
+      const lineEl = this.$.diffBuilder.getLineElByNumber(
+          lineNumString, commentSide);
+      if (lineEl) {
+        return lineEl;
+      }
+      // It is possible to add comment to non-existing line via API
+      threadEl.invalidLineNumber = true;
+      return this.$.diffBuilder.getLineElByNumber('FILE', commentSide);
+    }
+
     _unobserveIncrementalNodes() {
       if (this._incrementalNodeObserver) {
         Polymer.dom(this).unobserveNodes(this._incrementalNodeObserver);
diff --git a/polygerrit-ui/app/elements/shared/gr-comment-thread/gr-comment-thread.html b/polygerrit-ui/app/elements/shared/gr-comment-thread/gr-comment-thread.html
index cce1d19..7bc93b5 100644
--- a/polygerrit-ui/app/elements/shared/gr-comment-thread/gr-comment-thread.html
+++ b/polygerrit-ui/app/elements/shared/gr-comment-thread/gr-comment-thread.html
@@ -16,6 +16,8 @@
 -->
 
 <link rel="import" href="/bower_components/polymer/polymer.html">
+<link rel="import" href="/bower_components/iron-icon/iron-icon.html">
+<link rel="import" href="../../shared/gr-icons/gr-icons.html">
 <link rel="import" href="../../../behaviors/fire-behavior/fire-behavior.html">
 <link rel="import" href="../../../behaviors/gr-path-list-behavior/gr-path-list-behavior.html">
 <link rel="import" href="../../../styles/shared-styles.html">
@@ -78,6 +80,18 @@
         margin-left: var(--spacing-m);
         font-style: italic;
       }
+      .invalidLineNumber {
+        padding: var(--spacing-m);
+      }
+      .invalidLineNumberText {
+        color: var(--error-text-color);
+      }
+      .invalidLineNumberIcon {
+        color: var(--error-text-color);
+        vertical-align: top;
+        margin-right: var(--spacing-s);
+      }
+
     </style>
     <template is="dom-if" if="[[showFilePath]]">
       <div class="pathInfo">
@@ -86,6 +100,11 @@
       </div>
     </template>
     <div id="container" class$="[[_computeHostClass(unresolved, isRobotComment)]]">
+      <template is="dom-if" if="[[invalidLineNumber]]">
+        <div class="invalidLineNumber">
+          <span class="invalidLineNumberText"><iron-icon icon="gr-icons:error" class="invalidLineNumberIcon"></iron-icon>This comment thread is attached to non-existing line [[lineNum]].</span>
+        </div>
+      </template>
       <template id="commentList" is="dom-repeat" items="[[_orderedComments]]"
           as="comment">
         <gr-comment
diff --git a/polygerrit-ui/app/elements/shared/gr-comment-thread/gr-comment-thread.js b/polygerrit-ui/app/elements/shared/gr-comment-thread/gr-comment-thread.js
index d8a56f8..00ff03a 100644
--- a/polygerrit-ui/app/elements/shared/gr-comment-thread/gr-comment-thread.js
+++ b/polygerrit-ui/app/elements/shared/gr-comment-thread/gr-comment-thread.js
@@ -124,6 +124,11 @@
           type: Boolean,
           value: false,
         },
+        /** It is possible to add comment to non-existing line via API */
+        invalidLineNumber: {
+          type: Number,
+          reflectToAttribute: true,
+        },
         /** Necessary only if showFilePath is true or when used with gr-diff */
         lineNum: {
           type: Number,
diff --git a/polygerrit-ui/app/elements/shared/gr-icons/gr-icons.html b/polygerrit-ui/app/elements/shared/gr-icons/gr-icons.html
index 743923b..5ecae00 100644
--- a/polygerrit-ui/app/elements/shared/gr-icons/gr-icons.html
+++ b/polygerrit-ui/app/elements/shared/gr-icons/gr-icons.html
@@ -54,6 +54,8 @@
       <g id="info"><path d="M12 2C6.48 2 2 6.48 2 12s4.48 10 10 10 10-4.48 10-10S17.52 2 12 2zm1 15h-2v-6h2v6zm0-8h-2V7h2v2z"></path></g>
       <!-- This SVG is a copy from material.io https://material.io/icons/#ic_hourglass_full-->
       <g id="hourglass"><path d="M6 2v6h.01L6 8.01 10 12l-4 4 .01.01H6V22h12v-5.99h-.01L18 16l-4-4 4-3.99-.01-.01H18V2H6z"/><path d="M0 0h24v24H0V0z" fill="none"/></g>
+      <!-- This SVG is a copy from iron-icons https://github.com/PolymerElements/iron-icons/blob/master/iron-icons.js -->
+      <g id="error"><path d="M12 2C6.48 2 2 6.48 2 12s4.48 10 10 10 10-4.48 10-10S17.52 2 12 2zm1 15h-2v-2h2v2zm0-4h-2V7h2v6z"></path></g>
       <!-- This is a custom PolyGerrit SVG -->
       <g id="side-by-side"><path d="M17.1578947,10.8888889 L2.84210526,10.8888889 C2.37894737,10.8888889 2,11.2888889 2,11.7777778 L2,17.1111111 C2,17.6 2.37894737,18 2.84210526,18 L17.1578947,18 C17.6210526,18 18,17.6 18,17.1111111 L18,11.7777778 C18,11.2888889 17.6210526,10.8888889 17.1578947,10.8888889 Z M17.1578947,2 L2.84210526,2 C2.37894737,2 2,2.4 2,2.88888889 L2,8.22222222 C2,8.71111111 2.37894737,9.11111111 2.84210526,9.11111111 L17.1578947,9.11111111 C17.6210526,9.11111111 18,8.71111111 18,8.22222222 L18,2.88888889 C18,2.4 17.6210526,2 17.1578947,2 Z M16.1973628,2 L2.78874238,2 C2.35493407,2 2,2.4 2,2.88888889 L2,8.22222222 C2,8.71111111 2.35493407,9.11111111 2.78874238,9.11111111 L16.1973628,9.11111111 C16.6311711,9.11111111 16.9861052,8.71111111 16.9861052,8.22222222 L16.9861052,2.88888889 C16.9861052,2.4 16.6311711,2 16.1973628,2 Z" id="Shape" transform="scale(1.2) translate(10.000000, 10.000000) rotate(-90.000000) translate(-10.000000, -10.000000)"/></g>
       <!-- This is a custom PolyGerrit SVG -->
diff --git a/tools/nongoogle.bzl b/tools/nongoogle.bzl
index 3af4a28..acf01fa 100644
--- a/tools/nongoogle.bzl
+++ b/tools/nongoogle.bzl
@@ -102,8 +102,8 @@
     # and httpasyncclient as necessary.
     maven_jar(
         name = "elasticsearch-rest-client",
-        artifact = "org.elasticsearch.client:elasticsearch-rest-client:7.5.1",
-        sha1 = "094c155906dc94146fc5adc344ea2c676d487cf2",
+        artifact = "org.elasticsearch.client:elasticsearch-rest-client:7.5.2",
+        sha1 = "e11393f600a425b7f62e6f653e19a9e53556fd79",
     )
 
     maven_jar(