Add startDecorator and endDecorator classes to Alert

Author: hbjORbj

packages/mui-joy/src/Alert/alertClasses.ts

@@ -3,12 +3,6 @@ import { generateUtilityClass, generateUtilityClasses } from '../className';
 export interface AlertClasses {
   /** Styles applied to the root element. */
   root: string;
-  /** Styles applied to the icon wrapper element. */
-  icon: string;
-  /** Styles applied to the action wrapper element if `action` is provided. */
-  action: string;
-  /** Styles applied to the message wrapper element. */
-  message: string;
   /** Styles applied to the root element if `color="primary"`. */
   colorPrimary: string;
   /** Styles applied to the root element if `color="danger"`. */
@@ -21,12 +15,16 @@ export interface AlertClasses {
   colorSuccess: string;
   /** Styles applied to the root element if `color="warning"`. */
   colorWarning: string;
+  /** Styles applied to the endDecorator element if supplied. */
+  endDecorator: string;
   /** Styles applied to the root element if `size="sm"`. */
   sizeSm: string;
   /** Styles applied to the root element if `size="md"`. */
   sizeMd: string;
   /** Styles applied to the root element if `size="lg"`. */
   sizeLg: string;
+  /** Styles applied to the startDecorator element if supplied. */
+  startDecorator: string;
   /** Styles applied to the root element if `variant="plain"`. */
   variantPlain: string;
   /** Styles applied to the root element if `variant="outlined"`. */
@@ -45,9 +43,8 @@ export function getAlertUtilityClass(slot: string): string {
 
 const alertClasses: AlertClasses = generateUtilityClasses('JoyAlert', [
   'root',
-  'action',
-  'icon',
-  'message',
+  'startDecorator',
+  'endDecorator',
   'colorPrimary',
   'colorDanger',
   'colorInfo',