Remove redundant comments and inline the dialog variant type

Drop a few explanatory comments and replace the `SubscriptionDialogVariant`
type alias with a plain string.

Co-Authored-By: Claude Opus 4.8 <noreply@anthropic.com>
Claude-Session: https://claude.ai/code/session_01SE1tavFh7qJRq7hfMimbVa

Author: claude

newIDE/app/src/Profile/Subscription/SubscriptionContext.js

@@ -5,7 +5,6 @@ import {
   sendSubscriptionDialogShown,
   type SubscriptionDialogDisplayReason,
   type SubscriptionPlacementId,
-  type SubscriptionDialogVariant,
 } from '../../Utils/Analytics/EventSender';
 import { isNativeMobileApp } from '../../Utils/Platform';
 import {
@@ -39,13 +38,13 @@ export type SubscriptionAnalyticsMetadata = {|
   // Which version of the subscription dialog was shown. Computed when the dialog
   // is opened (see `resolveSubscriptionDialogDisplay`) and sent with analytics
   // events.
-  dialogVariant?: SubscriptionDialogVariant,
+  dialogVariant?: string,
   // Plan featured by the simplified dialog, when shown.
   featuredPlanId?: string,
 |};
 
 export type SubscriptionDialogDisplay = {|
-  dialogVariant: SubscriptionDialogVariant,
+  dialogVariant: string,
   featuredPlanId?: string,
 |};
 

newIDE/app/src/Profile/Subscription/SubscriptionDialog/SimplifiedSubscriptionDialog.js

@@ -303,8 +303,6 @@ const getYearlyDiscountText = (
 type Props = {|
   onClose: Function,
   availableSubscriptionPlansWithPrices: ?(SubscriptionPlanWithPricingSystems[]),
-  // Plan to feature, provided by the backend A/B test config. Falls back to a
-  // default when not provided (e.g. older callers).
   featuredPlanId?: ?string,
   onOpenPendingDialog: (open: boolean) => void,
   couponCode?: ?string,
@@ -371,7 +369,7 @@ export default function SimplifiedSubscriptionDialog({
     );
 
     // We feature the yearly plan (billed annually) when available, as it is the
-    // most advantageous one and matches the mockup.
+    // most advantageous one.
     const pricingSystemToBuy =
       yearlyPricingSystem ||
       monthlyPricingSystem ||

newIDE/app/src/Profile/Subscription/SubscriptionDialog/useBuyUpdateOrCancelPlan.js

@@ -11,7 +11,6 @@ import {
 import {
   sendCancelSubscriptionToChange,
   sendChoosePlanClicked,
-  type SubscriptionDialogVariant,
 } from '../../../Utils/Analytics/EventSender';
 import Window from '../../../Utils/Window';
 import useAlertDialog from '../../../UI/Alert/useAlertDialog';
@@ -54,7 +53,7 @@ type Props = {|
   // to 1 when not provided (the simplified dialog does not support the education plan).
   getEducationPlanSeatsCount?: () => number,
   // The variant of the dialog from which the action is triggered, for analytics.
-  dialogVariant?: SubscriptionDialogVariant,
+  dialogVariant?: string,
 |};
 
 type BuyUpdateOrCancelPlanState = {|

newIDE/app/src/Utils/Analytics/EventSender.js

@@ -545,10 +545,6 @@ export type SubscriptionDialogDisplayReason =
   | 'AI requests history'
   | 'Coupon code entered';
 
-// Which version of the subscription dialog is shown to the user. This is used
-// to run A/B tests between the standard (detailed) dialog and a simplified one.
-export type SubscriptionDialogVariant = 'standard' | 'simplified';
-
 export type SubscriptionPlacementId =
   | 'builds'
   | 'debugger'
@@ -617,7 +613,7 @@ export const sendShowcaseGameLinkOpened = (title: string, linkType: string) => {
 export const sendChoosePlanClicked = (metadata: {|
   planId: string | null,
   pricingSystemId: string | null,
-  dialogVariant?: SubscriptionDialogVariant,
+  dialogVariant?: string,
 |}) => {
   recordEvent('choose-plan-click', metadata);
 };

newIDE/app/src/Utils/GDevelopServices/Usage.js

@@ -162,9 +162,6 @@ export type Quotas = {
   [string]: Quota,
 };
 
-// A/B test configuration for the subscription dialog, served by the backend.
-// Forward-compatible: unknown variant types and unconfigured placements fall
-// back to the standard dialog on the client.
 export type SubscriptionDialogVariantConfig = {|
   type: string,
   weight: number,