Revert "Merge branch 'use_gitlab_current_settings' into 'master'"

This reverts merge request !25370

app/validators/url_validator.rb

@@ -93,6 +93,6 @@ class UrlValidator < ActiveModel::EachValidator
   end
 
   def allow_setting_local_requests?
-    Gitlab::CurrentSettings.allow_local_requests_from_hooks_and_services?
+    ApplicationSetting.current&.allow_local_requests_from_hooks_and_services?
   end
 end

spec/lib/gitlab/current_settings_spec.rb

@@ -14,8 +14,9 @@ describe Gitlab::CurrentSettings do
 
   describe '#current_application_settings', :use_clean_rails_memory_store_caching do
     it 'allows keys to be called directly' do
-      db_settings = ApplicationSetting.first || create(:application_setting)
-      db_settings.update!(home_page_url: 'http://mydomain.com', signup_enabled: false)
+      db_settings = create(:application_setting,
+        home_page_url: 'http://mydomain.com',
+        signup_enabled: false)
 
       expect(described_class.home_page_url).to eq(db_settings.home_page_url)
       expect(described_class.signup_enabled?).to be_falsey
@@ -108,7 +109,7 @@ describe Gitlab::CurrentSettings do
 
         context 'with pending migrations' do
           before do
-            allow(ActiveRecord::Migrator).to receive(:needs_migration?).and_return(true)
+            expect(ActiveRecord::Migrator).to receive(:needs_migration?).and_return(true)
           end
 
           shared_examples 'a non-persisted ApplicationSetting object' do

spec/models/lfs_download_object_spec.rb

@@ -46,7 +46,9 @@ describe LfsDownloadObject do
         subject { described_class.new(oid: oid, size: size, link: 'http://192.168.1.1') }
 
         before do
-          stub_application_setting(allow_local_requests_from_hooks_and_services: setting)
+          allow(ApplicationSetting)
+            .to receive(:current)
+              .and_return(ApplicationSetting.build_from_defaults(allow_local_requests_from_hooks_and_services: setting))
         end
 
         context 'are allowed' do