Add English translations for delete status confirm modal

src/components/extra_buttons/extra_buttons.js

@@ -59,7 +59,7 @@ const ExtraButtons = {
     },
     doDeleteStatus () {
       this.$store.dispatch('deleteStatus', { id: this.status.id })
-      hideDeleteStatusConfirmDialog()
+      this.hideDeleteStatusConfirmDialog()
     },
     showDeleteStatusConfirmDialog () {
       this.showingDeleteDialog = true

src/i18n/en.json

@@ -852,6 +852,9 @@
     "bookmark": "Bookmark",
     "unbookmark": "Unbookmark",
     "delete_confirm": "Do you really want to delete this status?",
+    "delete_confirm_title": "Delete confirmation",
+    "delete_confirm_accept_button": "Delete",
+    "delete_confirm_cancel_button": "Keep",
     "reply_to": "Reply to",
     "mentions": "Mentions",
     "replies_list": "Replies:",