some more refactoring

app/controllers/admin/applications_controller.rb

 class Admin::ApplicationsController < Admin::ApplicationController
   include OauthApplications
-  prepend EE::Admin::ApplicationsController
 
   before_action :set_application, only: [:show, :edit, :update, :destroy]
   before_action :load_scopes, only: [:new, :create, :edit, :update]

app/controllers/oauth/applications_controller.rb

@@ -57,7 +57,7 @@ class Oauth::ApplicationsController < Doorkeeper::ApplicationsController
 
   def application_params
     super.tap do |params|
-      params[:owner] = current_user
+      params[:doorkeeper_application][:owner] = current_user
       params[:ip_address] = request.remote_ip
     end
   end

ee/app/controllers/ee/concerns/oauth_applications.rb

-module EE
-  module Concerns
-    module OauthApplications
-      extend ActiveSupport::Concern
-
-      def log_audit_event
-        ::AuditEventService.new(current_user,
-                                current_user,
-                                action: :custom,
-                                custom_message: 'OAuth access granted',
-                                ip_address: request.remote_ip)
-            .for_user(@application.name).security_event
-      end
-    end
-  end
-end

ee/app/controllers/ee/oauth/applications_controller.rb

-module EE
-  module Oauth
-    module ApplicationsController
-      protected
-
-      def redirect_to_oauth_application_page
-        raise NotImplementedError unless defined?(super)
-
-        log_audit_event
-
-        super
-      end
-    end
-  end
-end