Ticket #41545: 41545.5.diff

src/js/_enqueues/lib/comment-reply.js

@@ -95 +95 @@
                 cancelElement.addEventListener( 'touchstart', cancelEvent );
                 cancelElement.addEventListener( 'click',      cancelEvent );
 
+                commentFormElement.querySelector( 'textarea#comment' ).addEventListener( 'keydown', function( e ) {
+                        if ( ( e.metaKey || e.ctrlKey ) && e.keyCode === 13 ) {
+                                // The submit button ID is 'submit' so we can't call commentFormElement.submit(). Click it instead.
+                                commentFormElement.submit.click();
+                        }
+                });
+
                 var links = replyLinks( context );
                 var element;