Remove unnecessary parens

app/views/admin/background_jobs/show.html.haml

@@ -2,7 +2,7 @@
 - page_title "Background Jobs"
 = render 'admin/background_jobs/head'
-%div{ class: (container_class) }
+%div{ class: container_class }
   %h3.page-title Background Jobs
   %p.light GitLab uses #{link_to "sidekiq", "http://sidekiq.org/"} library for async job processing

app/views/admin/builds/index.html.haml

 - @no_container = true
 = render "admin/dashboard/head"
-%div{ class: (container_class) }
+%div{ class: container_class }
   .top-area
     %ul.nav-links

app/views/admin/dashboard/index.html.haml

 - @no_container = true
 = render "admin/dashboard/head"
-%div{ class: (container_class) }
+%div{ class: container_class }
   .admin-dashboard.prepend-top-default
     .row
       .col-md-4

app/views/admin/groups/index.html.haml

@@ -2,7 +2,7 @@
 - page_title "Groups"
 = render "admin/dashboard/head"
-%div{ class: (container_class) }
+%div{ class: container_class }
   %h3.page-title
     Groups (#{number_with_delimiter(@groups.total_count)})
@@ -39,7 +39,6 @@
       = link_to 'New Group', new_admin_group_path, class: "btn btn-new"
   %ul.content-list
-    - @groups.each do |group|
-      = render 'group', group: group
+    = render @groups
   = paginate @groups, theme: "gitlab"

app/views/admin/health_check/show.html.haml

@@ -2,7 +2,7 @@
 - page_title "Health Check"
 = render 'admin/background_jobs/head'
-%div{ class: (container_class) }
+%div{ class: container_class }
   %h3.page-title
     Health Check
   .bs-callout.clearfix

app/views/admin/logs/show.html.haml

@@ -5,7 +5,7 @@
              Gitlab::RepositoryCheckLogger]
 = render 'admin/background_jobs/head'
-%div{ class: (container_class) }
+%div{ class: container_class }
   %ul.nav-links.log-tabs
     - loggers.each do |klass|
       %li{ class: (klass == Gitlab::GitLogger ? 'active' : '') }

app/views/admin/projects/index.html.haml

@@ -3,7 +3,7 @@
 = render 'shared/show_aside'
 = render "admin/dashboard/head"
-%div{ class: (container_class) }
+%div{ class: container_class }
   .row.prepend-top-default
     %aside.col-md-3
       .panel.admin-filter

app/views/admin/runners/index.html.haml

 - @no_container = true
 = render "admin/dashboard/head"
-%div{ class: (container_class) }
+%div{ class: container_class }
   %p.prepend-top-default
     %span

app/views/admin/system_info/show.html.haml

@@ -2,7 +2,7 @@
 - page_title "System Info"
 = render 'admin/background_jobs/head'
-%div{ class: (container_class) }
+%div{ class: container_class }
   .prepend-top-default
   .row
     .col-sm-4

app/views/admin/users/index.html.haml

@@ -3,7 +3,7 @@
 = render 'shared/show_aside'
 = render "admin/dashboard/head"
-%div{ class: (container_class) }
+%div{ class: container_class }
   .admin-filter
     %ul.nav-links
       %li{class: "#{'active' unless params[:filter]}"}

app/views/groups/show.html.haml

@@ -5,7 +5,7 @@
     = auto_discovery_link_tag(:atom, group_url(@group, format: :atom, private_token: current_user.private_token), title: "#{@group.name} activity")
 .cover-block.groups-cover-block
-  %div{ class: (container_class) }
+  %div{ class: container_class }
     = link_to group_icon(@group), target: '_blank' do
       = image_tag group_icon(@group), class: "avatar group-avatar s70"
     .group-info

app/views/projects/_home_panel.html.haml

 - empty_repo = @project.empty_repo?
 .project-home-panel.cover-block.clearfix{:class => ("empty-project" if empty_repo)}
-  %div{ class: (container_class) }
+  %div{ class: container_class }
     .row
       .project-image-container
         = project_icon(@project, alt: '', class: 'project-avatar avatar s70')

app/views/projects/_last_push.html.haml

 - if event = last_push_event
   - if show_last_push_widget?(event)
     .row-content-block.top-block.clear-block.hidden-xs
-      %div{ class: (container_class) }
+      %div{ class: container_class }
         .event-last-push
           .event-last-push-text
             %span You pushed to

app/views/projects/blob/show.html.haml

@@ -2,7 +2,7 @@
 - page_title @blob.path, @ref
 = render "projects/commits/head"
-%div{ class: (container_class) }
+%div{ class: container_class }
   = render 'projects/last_push'
   %div#tree-holder.tree-holder

app/views/projects/branches/index.html.haml

@@ -2,7 +2,7 @@
 - page_title "Branches"
 = render "projects/commits/head"
-%div{ class: (container_class) }
+%div{ class: container_class }
   .top-area
     .nav-text
       Protected branches can be managed in project settings
@@ -27,7 +27,7 @@
                 = sort_title_recently_updated
               = link_to namespace_project_branches_path(sort: 'last_updated') do
                 = sort_title_oldest_updated
-  - unless @branches.empty?
+  - if @branches.any?
     %ul.content-list.all-branches
       - @branches.each do |branch|
         = render "projects/branches/branch", branch: branch

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

@@ -2,7 +2,7 @@
 - page_title "Builds"
 = render "projects/pipelines/head"
-%div{ class: (container_class) }
+%div{ class: container_class }
   .top-area
     %ul.nav-links
       %li{class: ('active' if @scope.nil?)}

app/views/projects/commits/show.html.haml

@@ -7,7 +7,7 @@
 = render "head"
-%div{ class: (container_class) }
+%div{ class: container_class }
   .row-content-block.second-block.content-component-block
     .tree-ref-holder
       = render 'shared/ref_switcher', destination: 'commits'

app/views/projects/compare/index.html.haml

@@ -2,7 +2,7 @@
 - page_title "Compare"
 = render "projects/commits/head"
-%div{ class: (container_class) }
+%div{ class: container_class }
   .sub-header-block
     Compare branches, tags or commit ranges.
     %br

app/views/projects/compare/show.html.haml

@@ -2,7 +2,7 @@
 - page_title "#{params[:from]}...#{params[:to]}"
 = render "projects/commits/head"
-%div{ class: (container_class) }
+%div{ class: container_class }
   .sub-header-block.no-bottom-space
     = render "form"

app/views/projects/environments/index.html.haml

@@ -2,7 +2,7 @@
 - page_title "Environments"
 = render "projects/pipelines/head"
-%div{ class: (container_class) }
+%div{ class: container_class }
   - if can?(current_user, :create_environment, @project) && !@environments.blank?
     .top-area
       .nav-controls