revert Error message back as it is for the modal title

common/static/common/js/discussion/utils.js

@@ -184,6 +184,7 @@
             if (!params.error) {
                 params.error = function() {
                     self.discussionAlert(
+                        gettext('Error'),
                         gettext('Your request could not be processed. Refresh the page and try again.')
                     );
                 };

common/static/common/js/discussion/views/discussion_inline_view.js

@@ -181,6 +181,7 @@
                     this.loadDiscussions(this.$el, function() {
                         self.hideDiscussion();
                         DiscussionUtil.discussionAlert(
+                            gettext('Error'),
                             gettext('This discussion could not be loaded. Refresh the page and try again.')
                         );
                     });

common/static/common/js/discussion/views/discussion_thread_list_view.js

@@ -309,6 +309,7 @@
                 error = function() {
                     self.renderThreads();
                     DiscussionUtil.discussionAlert(
+                        gettext('Error'),
                         gettext('Additional posts could not be loaded. Refresh the page and try again.')
                     );
                 };

common/static/common/js/discussion/views/discussion_thread_view.js

@@ -261,14 +261,17 @@
                         }
                         if (xhr.status === 404) {
                             DiscussionUtil.discussionAlert(
+                                gettext('Error'),
                                 gettext('The post you selected has been deleted.')
                             );
                         } else if (firstLoad) {
                             DiscussionUtil.discussionAlert(
+                                gettext('Error'),
                                 gettext('Responses could not be loaded. Refresh the page and try again.')
                             );
                         } else {
                             DiscussionUtil.discussionAlert(
+                                gettext('Error'),
                                 gettext('Additional responses could not be loaded. Refresh the page and try again.')
                             );
                         }

common/static/common/js/discussion/views/response_comment_view.js

@@ -114,6 +114,7 @@
                     },
                     error: function() {
                         return DiscussionUtil.discussionAlert(
+                            gettext('Error'),
                             gettext('This comment could not be deleted. Refresh the page and try again.')
                         );
                     }