Make rubocop happy

db/migrate/20160715134306_add_index_for_pipeline_user_id.rb

@@ -2,6 +2,6 @@ class AddIndexForPipelineUserId < ActiveRecord::Migration
   include Gitlab::Database::MigrationHelpers
 
   def change
-    add_index :ci_commits, :user_id
+    add_concurrent_index :ci_commits, :user_id
   end
 end

spec/services/create_commit_builds_service_spec.rb

@@ -24,7 +24,7 @@ describe CreateCommitBuildsService, services: true do
       it { expect(pipeline).to be_valid }
       it { expect(pipeline).to be_persisted }
       it { expect(pipeline).to eq(project.pipelines.last) }
-      it { expect(pipeline).to have_attributes(:user => user) }
+      it { expect(pipeline).to have_attributes(user: user) }
       it { expect(pipeline.builds.first).to be_kind_of(Ci::Build) }
     end