fix(material/menu): remove deprecated factory functions

Removes factory functions that we had marked as deprecated for v21. These functions aren't necessary since we switched to standalone.

BREAKING CHANGE:
* `MAT_MENU_SCROLL_STRATEGY_FACTORY_PROVIDER` has been removed.

Author: crisbeto

goldens/material/menu/index.api.md

@@ -39,13 +39,6 @@ export const MAT_MENU_PANEL: InjectionToken<MatMenuPanel<any>>;
 // @public
 export const MAT_MENU_SCROLL_STRATEGY: InjectionToken<() => ScrollStrategy>;
 
-// @public @deprecated
-export const MAT_MENU_SCROLL_STRATEGY_FACTORY_PROVIDER: {
-    provide: InjectionToken<() => ScrollStrategy>;
-    deps: any[];
-    useFactory: typeof MAT_MENU_SCROLL_STRATEGY_FACTORY;
-};
-
 // @public
 export class MatContextMenuTrigger extends MatMenuTriggerBase implements OnDestroy {
     constructor();

src/material/menu/menu-module.ts

@@ -14,7 +14,6 @@ import {MatMenu} from './menu';
 import {MatMenuItem} from './menu-item';
 import {MatMenuContent} from './menu-content';
 import {MatMenuTrigger} from './menu-trigger';
-import {MAT_MENU_SCROLL_STRATEGY_FACTORY_PROVIDER} from './menu-trigger-base';
 import {MatContextMenuTrigger} from './context-menu-trigger';
 
 @NgModule({
@@ -37,6 +36,5 @@ import {MatContextMenuTrigger} from './context-menu-trigger';
     MatMenuTrigger,
     MatContextMenuTrigger,
   ],
-  providers: [MAT_MENU_SCROLL_STRATEGY_FACTORY_PROVIDER],
 })
 export class MatMenuModule {}

src/material/menu/menu-trigger-base.ts

@@ -54,27 +54,6 @@ export const MAT_MENU_SCROLL_STRATEGY = new InjectionToken<() => ScrollStrategy>
   },
 );
 
-/**
- * @docs-private
- * @deprecated No longer used, will be removed.
- * @breaking-change 21.0.0
- */
-export function MAT_MENU_SCROLL_STRATEGY_FACTORY(_overlay: unknown): () => ScrollStrategy {
-  const injector = inject(Injector);
-  return () => createRepositionScrollStrategy(injector);
-}
-
-/**
- * @docs-private
- * @deprecated No longer used, will be removed.
- * @breaking-change 21.0.0
- */
-export const MAT_MENU_SCROLL_STRATEGY_FACTORY_PROVIDER = {
-  provide: MAT_MENU_SCROLL_STRATEGY,
-  deps: [] as any[],
-  useFactory: MAT_MENU_SCROLL_STRATEGY_FACTORY,
-};
-
 /**
  * Default top padding of the menu panel.
  * @deprecated No longer being used. Will be removed.

src/material/menu/menu.ts

@@ -78,24 +78,15 @@ export const MAT_MENU_DEFAULT_OPTIONS = new InjectionToken<MatMenuDefaultOptions
   'mat-menu-default-options',
   {
     providedIn: 'root',
-    factory: MAT_MENU_DEFAULT_OPTIONS_FACTORY,
+    factory: () => ({
+      overlapTrigger: false,
+      xPosition: 'after',
+      yPosition: 'below',
+      backdropClass: 'cdk-overlay-transparent-backdrop',
+    }),
   },
 );
 
-/**
- * @docs-private
- * @deprecated No longer used, will be removed.
- * @breaking-change 21.0.0
- */
-export function MAT_MENU_DEFAULT_OPTIONS_FACTORY(): MatMenuDefaultOptions {
-  return {
-    overlapTrigger: false,
-    xPosition: 'after',
-    yPosition: 'below',
-    backdropClass: 'cdk-overlay-transparent-backdrop',
-  };
-}
-
 /** Name of the enter animation `@keyframes`. */
 const ENTER_ANIMATION = '_mat-menu-enter';
 

src/material/menu/public-api.ts

@@ -10,11 +10,7 @@ export {MatMenu, MAT_MENU_DEFAULT_OPTIONS, MatMenuDefaultOptions, MenuCloseReaso
 export * from './menu-item';
 export * from './menu-content';
 export {MatMenuTrigger} from './menu-trigger';
-export {
-  MAT_MENU_SCROLL_STRATEGY,
-  MAT_MENU_SCROLL_STRATEGY_FACTORY_PROVIDER,
-  MENU_PANEL_TOP_PADDING,
-} from './menu-trigger-base';
+export {MAT_MENU_SCROLL_STRATEGY, MENU_PANEL_TOP_PADDING} from './menu-trigger-base';
 export * from './menu-module';
 export * from './menu-positions';
 export * from './menu-panel';