DEV: Remove unused code and translations

The edit PM button was removed in ecc8e559ec

app/assets/javascripts/discourse/app/components/topic-footer-buttons.js

@@ -1,4 +1,4 @@
-import { alias, and, or } from "@ember/object/computed";
+import { alias, or } from "@ember/object/computed";
 import { computed } from "@ember/object";
 import Component from "@ember/component";
 import discourseComputed from "discourse-common/utils/decorators";
@@ -54,8 +54,6 @@ export default Component.extend({
 
   inviteDisabled: or("topic.archived", "topic.closed", "topic.deleted"),
 
-  showEditOnFooter: and("topic.isPrivateMessage", "site.can_tag_pms"),
-
   @discourseComputed("topic.message_archived")
   archiveIcon: (archived) => (archived ? "envelope" : "folder"),
 

app/assets/javascripts/discourse/tests/acceptance/personal-message-test.js

@@ -1,8 +1,4 @@
-import {
+import { acceptance, query } from "discourse/tests/helpers/qunit-helpers";
-  acceptance,
-  exists,
-  query,
-} from "discourse/tests/helpers/qunit-helpers";
 import I18n from "I18n";
 import { test } from "qunit";
 import { visit } from "@ember/test-helpers";
@@ -10,15 +6,6 @@ import { visit } from "@ember/test-helpers";
 acceptance("Personal Message", function (needs) {
   needs.user();
 
-  test("footer edit button", async function (assert) {
-    await visit("/t/pm-for-testing/12");
-
-    assert.ok(
-      !exists(".edit-message"),
-      "does not show edit first post button on footer by default"
-    );
-  });
-
   test("suggested messages", async function (assert) {
     await visit("/t/pm-for-testing/12");
 

config/locales/client.en.yml

@@ -2751,9 +2751,6 @@ en:
       move_to_inbox:
         title: "Move to Inbox"
         help: "Move message back to Inbox"
-      edit_message:
-        help: "Edit first post of the message"
-        title: "Edit"
       defer:
         help: "Mark as unread"
         title: "Defer"