Revert "fix the build"

This reverts commit 8b74c7d325.

app/controllers/application_controller.rb

@@ -167,6 +167,12 @@ class ApplicationController < ActionController::Base
 
       render_json_error I18n.t(opts[:custom_message] || type), type: type, status: status_code
     else
+      begin
+        current_user
+      rescue Discourse::InvalidAccess
+        return render plain: I18n.t(type), status: status_code
+      end
+
       render html: build_not_found_page(status_code, opts[:include_ember] ? 'application' : 'no_ember')
     end
   end

spec/controllers/topics_controller_spec.rb

@@ -1059,9 +1059,10 @@ describe TopicsController do
         end
 
         it 'returns 403 for an invalid key' do
+          [:json, :html].each do |format|
             get :show, params: {
               topic_id: topic.id, slug: topic.slug, api_key: "bad"
-          }, format: :json
+            }, format: format
 
             expect(response.code.to_i).to be(403)
             expect(response.body).to eq(I18n.t("invalid_access"))
@@ -1069,6 +1070,7 @@ describe TopicsController do
         end
       end
     end
+  end
 
   describe '#posts' do
     let(:topic) { Fabricate(:post).topic }