replace helper with decorator

app/helpers/ci_status_helper.rb

@@ -121,8 +121,4 @@ module CiStatusHelper
       status.respond_to?(:label) &&
       status.respond_to?(:icon)
   end
-
-  def status_title(pipeline)
-    Ci::PipelinePresenter.new(pipeline).status_title
-  end
 end

app/models/ci/pipeline.rb

@@ -4,6 +4,7 @@ module Ci
     include HasStatus
     include Importable
     include AfterCommitQueue
+    include Presentable
 
     belongs_to :project
     belongs_to :user

app/serializers/pipeline_entity.rb

@@ -84,6 +84,6 @@ class PipelineEntity < Grape::Entity
   end
 
   def status_tooltip
-    Ci::PipelinePresenter.new(pipeline).status_title
+    pipeline.present(current_user: request.user).status_title
   end
 end

app/views/projects/builds/_header.html.haml

@@ -1,14 +1,16 @@
+- pipeline = @build.pipeline.present(current_user: current_user)
+
 .content-block.build-header.top-area
   .header-content
-    = render 'ci/status/badge', status: @build.detailed_status(current_user), link: false, title: status_title(@build.pipeline)
+    = render 'ci/status/badge', status: @build.detailed_status(current_user), link: false, title: pipeline.status_title
     Job
     %strong.js-build-id ##{@build.id}
     in pipeline
-    = link_to pipeline_path(@build.pipeline) do
-      %strong ##{@build.pipeline.id}
+    = link_to pipeline_path(pipeline) do
+      %strong ##{pipeline.id}
     for commit
-    = link_to namespace_project_commit_path(@project.namespace, @project, @build.pipeline.sha) do
-      %strong= @build.pipeline.short_sha
+    = link_to namespace_project_commit_path(@project.namespace, @project, pipeline.sha) do
+      %strong= pipeline.short_sha
     from
     = link_to namespace_project_commits_path(@project.namespace, @project, @build.ref) do
       %code