fix(material/tabs): 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_INK_BAR_POSITIONER_FACTORY` has been removed.

Author: crisbeto

goldens/material/tabs/index.api.md

@@ -32,9 +32,6 @@ import { TemplateRef } from '@angular/core';
 // @public
 export const _MAT_INK_BAR_POSITIONER: InjectionToken<_MatInkBarPositioner>;
 
-// @public @deprecated
-export function _MAT_INK_BAR_POSITIONER_FACTORY(): _MatInkBarPositioner;
-
 // @public
 export const MAT_TAB: InjectionToken<any>;
 

src/material/tabs/ink-bar.ts

@@ -189,26 +189,18 @@ export interface _MatInkBarPositioner {
   (element: HTMLElement): {left: string; width: string};
 }
 
-/**
- * The default positioner function for the MatInkBar.
- * @docs-private
- * @deprecated No longer used, will be removed.
- * @breaking-change 21.0.0
- */
-export function _MAT_INK_BAR_POSITIONER_FACTORY(): _MatInkBarPositioner {
-  const method = (element: HTMLElement) => ({
-    left: element ? (element.offsetLeft || 0) + 'px' : '0',
-    width: element ? (element.offsetWidth || 0) + 'px' : '0',
-  });
-
-  return method;
-}
-
 /** Injection token for the MatInkBar's Positioner. */
 export const _MAT_INK_BAR_POSITIONER = new InjectionToken<_MatInkBarPositioner>(
   'MatInkBarPositioner',
   {
     providedIn: 'root',
-    factory: _MAT_INK_BAR_POSITIONER_FACTORY,
+    factory: () => {
+      const method = (element: HTMLElement) => ({
+        left: element ? (element.offsetLeft || 0) + 'px' : '0',
+        width: element ? (element.offsetWidth || 0) + 'px' : '0',
+      });
+
+      return method;
+    },
   },
 );

src/material/tabs/public-api.ts

@@ -18,12 +18,7 @@ export {MatTabsConfig, MAT_TABS_CONFIG} from './tab-config';
 export {MatTabContent, MAT_TAB_CONTENT} from './tab-content';
 export {MatTabLabel, MAT_TAB, MAT_TAB_LABEL} from './tab-label';
 export {MatTab, MAT_TAB_GROUP} from './tab';
-export {
-  MatInkBar,
-  _MatInkBarPositioner,
-  _MAT_INK_BAR_POSITIONER_FACTORY,
-  _MAT_INK_BAR_POSITIONER,
-} from './ink-bar';
+export {MatInkBar, _MatInkBarPositioner, _MAT_INK_BAR_POSITIONER} from './ink-bar';
 export {MatTabHeader} from './tab-header';
 export {
   MatTabGroup,