Removed unused ostatus, activitypub actions from service code

• Removed:
- unused ostatus, activitypub actions from service code

app/services/process_quote_service.rb

@@ -18,10 +18,6 @@ class ProcessQuoteService < BaseService
 
       if quoted_status.account.local?
         LocalNotificationWorker.perform_async(quoted_status.account_id, status.id, status.class.name)
-      elsif quoted_status.account.ostatus?
-        NotificationWorker.perform_async(stream_entry_to_xml(status.stream_entry), status.account_id, quoted_status.account_id)
-      elsif quoted_status.account.activitypub? && !quoted_status.account.following?(status.account)
-        ActivityPub::DeliveryWorker.perform_async(build_json(status), status.account_id, quoted_status.account.inbox_url)
       end
     end
   
@@ -31,12 +27,5 @@ class ProcessQuoteService < BaseService
       PotentialFriendshipTracker.record(status.account_id, status.quote.account_id, :reblog)
     end
   
-    def build_json(status)
-      Oj.dump(ActivityPub::LinkedDataSignature.new(ActiveModelSerializers::SerializableResource.new(
-        status,
-        serializer: ActivityPub::ActivitySerializer,
-        adapter: ActivityPub::Adapter
-      ).as_json).sign!(status.account))
-    end
   end