Update property names for tags

app/views/projects/protected_tags/_create_protected_tag.html.haml

-= form_for [@project.namespace.becomes(Namespace), @project, @protected_branch] do |f|
+= form_for [@project.namespace.becomes(Namespace), @project, @protected_branch], html: { class: 'new_protected_tag' } do |f|
   .panel.panel-default
     .panel-heading
       %h3.panel-title
@@ -26,7 +26,7 @@
               = dropdown_tag('Select',
                              options: { toggle_class: 'js-allowed-to-push wide',
                              dropdown_class: 'dropdown-menu-selectable',
-                             data: { field_name: 'protected_branch[push_access_levels_attributes][0][access_level]', input_id: 'push_access_levels_attributes' }})
+                             data: { field_name: 'protected_tag[push_access_levels_attributes][0][access_level]', input_id: 'push_access_levels_attributes' }})
 
     .panel-footer
       = f.submit 'Protect', class: 'btn-create btn', disabled: true

app/views/projects/protected_tags/_dropdown.html.haml

@@ -5,7 +5,7 @@
                           filter: true, dropdown_class: "dropdown-menu-selectable", placeholder: "Search protected tag",
                           footer_content: true,
                           data: { show_no: true, show_any: true, show_upcoming: true,
-                                  selected: params[:protected_branch_name],
+                                  selected: params[:protected_tag_name],
                                   project_id: @project.try(:id) } }) do
 
   %ul.dropdown-footer-list

app/views/projects/protected_tags/_index.html.haml

 - content_for :page_specific_javascripts do
-  = page_specific_javascript_bundle_tag('protected_branches')
+  = page_specific_javascript_bundle_tag('protected_tags')
 
 .row.prepend-top-default.append-bottom-default
   .col-lg-3