Add Google Advanced Service Types – Google Slides (#29388)

* Add API files and complete Slides types

* Remove declare module

types/google-apps-script/index.d.ts

@@ -3,8 +3,12 @@
 // Definitions by: motemen <https://github.com/motemen>, grant <https://github.com/grant>
 // Definitions: https://github.com/DefinitelyTyped/DefinitelyTyped
 
+// Base Types
 /// <reference path="google-apps-script.base.d.ts"/>
 /// <reference path="google-apps-script.cache.d.ts"/>
+/// <reference path="google-apps-script.types.d.ts"/>
+
+// Google Services (Google APIs)
 /// <reference path="google-apps-script.calendar.d.ts"/>
 /// <reference path="google-apps-script.card.d.ts"/>
 /// <reference path="google-apps-script.charts.d.ts"/>
@@ -15,20 +19,56 @@
 /// <reference path="google-apps-script.forms.d.ts"/>
 /// <reference path="google-apps-script.gmail.d.ts"/>
 /// <reference path="google-apps-script.groups.d.ts"/>
+/// <reference path="google-apps-script.mail.d.ts"/>
+/// <reference path="google-apps-script.maps.d.ts"/>
+/// <reference path="google-apps-script.sites.d.ts"/>
+/// <reference path="google-apps-script.slides.d.ts"/>
+/// <reference path="google-apps-script.spreadsheet.d.ts"/>
+
+// Script Services (Other *App / *Service)
 /// <reference path="google-apps-script.html.d.ts"/>
 /// <reference path="google-apps-script.jdbc.d.ts"/>
 /// <reference path="google-apps-script.language.d.ts"/>
 /// <reference path="google-apps-script.lock.d.ts"/>
-/// <reference path="google-apps-script.mail.d.ts"/>
-/// <reference path="google-apps-script.maps.d.ts"/>
-/// <reference path="google-apps-script.optimization.d.ts"/>
 /// <reference path="google-apps-script.properties.d.ts"/>
+/// <reference path="google-apps-script.optimization.d.ts"/>
 /// <reference path="google-apps-script.script.d.ts"/>
-/// <reference path="google-apps-script.sites.d.ts"/>
-/// <reference path="google-apps-script.slides.d.ts"/>
-/// <reference path="google-apps-script.spreadsheet.d.ts"/>
-/// <reference path="google-apps-script.types.d.ts"/>
 /// <reference path="google-apps-script.ui.d.ts"/>
 /// <reference path="google-apps-script.url-fetch.d.ts"/>
 /// <reference path="google-apps-script.utilities.d.ts"/>
 /// <reference path="google-apps-script.xml-service.d.ts"/>
+
+// API Types (Advanced Google Services)
+/// <reference path="apis/adsense/v1.4.d.ts"/>
+/// <reference path="apis/admin/directory_v1.d.ts"/>
+/// <reference path="apis/admin/reports_v1.d.ts"/>
+/// <reference path="apis/bigquery/v2.d.ts"/>
+/// <reference path="apis/calendar/v3.d.ts"/>
+/// <reference path="apis/content/v2.d.ts"/>
+/// <reference path="apis/dfareporting/v2.8.d.ts"/>
+/// <reference path="apis/dfareporting/v3.0.d.ts"/>
+/// <reference path="apis/dfareporting/v3.1.d.ts"/>
+/// <reference path="apis/dfareporting/v3.2.d.ts"/>
+/// <reference path="apis/drive/v2.d.ts"/>
+/// <reference path="apis/appsactivity/v1.d.ts"/>
+/// <reference path="apis/reseller/v1.d.ts"/>
+/// <reference path="apis/licensing/v1.d.ts"/>
+/// <reference path="apis/fusiontables/v1.d.ts"/>
+/// <reference path="apis/fusiontables/v2.d.ts"/>
+/// <reference path="apis/gmail/v1.d.ts"/>
+/// <reference path="apis/analytics/v3.d.ts"/>
+/// <reference path="apis/analyticsreporting/v4.d.ts"/>
+/// <reference path="apis/classroom/v1.d.ts"/>
+/// <reference path="apis/mirror/v1.d.ts"/>
+/// <reference path="apis/sheets/v4.d.ts"/>
+/// <reference path="apis/slides/v1.d.ts"/>
+/// <reference path="apis/plus/v1.d.ts"/>
+/// <reference path="apis/plusDomains/v1.d.ts"/>
+/// <reference path="apis/groupsmigration/v1.d.ts"/>
+/// <reference path="apis/groupssettings/v1.d.ts"/>
+/// <reference path="apis/tagmanager/v1.d.ts"/>
+/// <reference path="apis/tasks/v1.d.ts"/>
+/// <reference path="apis/urlshortener/v1.d.ts"/>
+/// <reference path="apis/youtubeAnalytics/v1.d.ts"/>
+/// <reference path="apis/youtube/v3.d.ts"/>
+/// <reference path="apis/youtubePartner/v1.d.ts"/>