Removed unused ostatus, activitypub actions from service code

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

app/services/block_service.rb

@@ -11,29 +11,6 @@ class BlockService < BaseService
     block = account.block!(target_account)
 
     BlockWorker.perform_async(account.id, target_account.id)
-    create_notification(block) unless target_account.local?
     block
   end
-
-  private
-
-  def create_notification(block)
-    if block.target_account.ostatus?
-      NotificationWorker.perform_async(build_xml(block), block.account_id, block.target_account_id)
-    elsif block.target_account.activitypub?
-      ActivityPub::DeliveryWorker.perform_async(build_json(block), block.account_id, block.target_account.inbox_url)
-    end
-  end
-
-  def build_json(block)
-    ActiveModelSerializers::SerializableResource.new(
-      block,
-      serializer: ActivityPub::BlockSerializer,
-      adapter: ActivityPub::Adapter
-    ).to_json
-  end
-
-  def build_xml(block)
-    OStatus::AtomSerializer.render(OStatus::AtomSerializer.new.block_salmon(block))
-  end
 end