Rename delete_protected_branch ability to push_to_delete_protected_branch to prevent confusion with destroy_protected_branch

app/policies/project_policy.rb

@@ -208,7 +208,7 @@ class ProjectPolicy < BasePolicy
   end
 
   rule { can?(:master_access) }.policy do
-    enable :delete_protected_branch
+    enable :push_to_delete_protected_branch
     enable :update_project_snippet
     enable :update_environment
     enable :update_deployment
@@ -232,8 +232,8 @@ class ProjectPolicy < BasePolicy
 
   rule { archived }.policy do
     prevent :create_merge_request
+    prevent :push_to_delete_protected_branch
     prevent :push_code
-    prevent :delete_protected_branch
     prevent :update_merge_request
     prevent :admin_merge_request
   end

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

@@ -61,7 +61,7 @@
           title: s_('Branches|The default branch cannot be deleted') }
           = icon("trash-o")
       - elsif protected_branch?(@project, branch)
-        - if can?(current_user, :delete_protected_branch, @project)
+        - if can?(current_user, :push_to_delete_protected_branch, @project)
           %button{ class: "btn btn-remove remove-row js-ajax-loading-spinner has-tooltip",
             title: s_('Branches|Delete protected branch'),
             data: { toggle: "modal",

lib/gitlab/user_access.rb

@@ -51,7 +51,7 @@ module Gitlab
       return false unless can_access_git?
 
       if protected?(ProtectedBranch, project, ref)
-        user.can?(:delete_protected_branch, project)
+        user.can?(:push_to_delete_protected_branch, project)
       else
         user.can?(:push_code, project)
       end

spec/policies/project_policy_spec.rb

@@ -43,7 +43,7 @@ describe ProjectPolicy do
 
   let(:base_master_permissions) do
     %i[
-      delete_protected_branch update_project_snippet update_environment
+      push_to_delete_protected_branch update_project_snippet update_environment
       update_deployment admin_project_snippet
       admin_project_member admin_note admin_wiki admin_project
       admin_commit_status admin_build admin_container_image