commit 6a0a1073527caa46503927903947a7366162eae7
Author: Ben Rohlfs <brohlfs@google.com>
Date:   Fri Oct 16 15:01:34 2020 +0200

    Fix repositioning the reply dialog when the attention section expands
    
    Bug: Issue 13511
    Change-Id: I88b7f0ce4249b4d47b27264e71451cf44f971ca5

diff --git a/polygerrit-ui/app/elements/change/gr-reply-dialog/gr-reply-dialog.ts b/polygerrit-ui/app/elements/change/gr-reply-dialog/gr-reply-dialog.ts
index b3478b1..7fc5973 100644
--- a/polygerrit-ui/app/elements/change/gr-reply-dialog/gr-reply-dialog.ts
+++ b/polygerrit-ui/app/elements/change/gr-reply-dialog/gr-reply-dialog.ts
@@ -889,6 +889,10 @@ export class GrReplyDialog extends KeyboardShortcutMixin(
 
   _handleAttentionModify() {
     this._attentionExpanded = true;
+  }
+
+  @observe('_attentionExpanded')
+  _onAttentionExpandedChange() {
     // If the attention-detail section is expanded without dispatching this
     // event, then the dialog may expand beyond the screen's bottom border.
     this.dispatchEvent(