fix(cdk/a11y): update API goldens

Author: BobobUnicorn

tools/public_api_guard/cdk/a11y.md

@@ -345,33 +345,6 @@ export class IsFocusableConfig {
     ignoreVisibility: boolean;
 }
 
-// @public @deprecated
-export function LEGACY_TREE_KEY_MANAGER_FACTORY<T extends TreeKeyManagerItem>(): TreeKeyManagerFactory<T>;
-
-// @public @deprecated
-export const LEGACY_TREE_KEY_MANAGER_FACTORY_PROVIDER: {
-    provide: InjectionToken<TreeKeyManagerFactory<any>>;
-    useFactory: typeof LEGACY_TREE_KEY_MANAGER_FACTORY;
-};
-
-// @public @deprecated
-export class LegacyTreeKeyManager<T extends TreeKeyManagerItem> implements TreeKeyManagerStrategy<T> {
-    // (undocumented)
-    readonly change: Subject<T | null>;
-    // (undocumented)
-    focusItem(): void;
-    // (undocumented)
-    getActiveItem(): null;
-    // (undocumented)
-    getActiveItemIndex(): null;
-    // (undocumented)
-    readonly _isLegacyTreeKeyManager = true;
-    // (undocumented)
-    onInitialFocus(): void;
-    // (undocumented)
-    onKeydown(): void;
-}
-
 // @public
 export class ListKeyManager<T extends ListKeyManagerOption> {
     constructor(_items: QueryList<T> | T[]);
@@ -444,6 +417,35 @@ export interface LiveAnnouncerDefaultOptions {
 // @public @deprecated
 export const MESSAGES_CONTAINER_ID = "cdk-describedby-message-container";
 
+// @public @deprecated
+export function NOOP_TREE_KEY_MANAGER_FACTORY<T extends TreeKeyManagerItem>(): TreeKeyManagerFactory<T>;
+
+// @public @deprecated
+export const NOOP_TREE_KEY_MANAGER_FACTORY_PROVIDER: {
+    provide: InjectionToken<TreeKeyManagerFactory<any>>;
+    useFactory: typeof NOOP_TREE_KEY_MANAGER_FACTORY;
+};
+
+// @public @deprecated
+export class NoopTreeKeyManager<T extends TreeKeyManagerItem> implements TreeKeyManagerStrategy<T> {
+    // (undocumented)
+    readonly change: Subject<T | null>;
+    // (undocumented)
+    destroy(): void;
+    // (undocumented)
+    focusItem(): void;
+    // (undocumented)
+    getActiveItem(): null;
+    // (undocumented)
+    getActiveItemIndex(): null;
+    // (undocumented)
+    readonly _isNoopTreeKeyManager = true;
+    // (undocumented)
+    onInitialFocus(): void;
+    // (undocumented)
+    onKeydown(): void;
+}
+
 // @public
 export interface RegisteredMessage {
     messageElement: Element;
@@ -469,6 +471,7 @@ export const TREE_KEY_MANAGER_FACTORY_PROVIDER: {
 export class TreeKeyManager<T extends TreeKeyManagerItem> implements TreeKeyManagerStrategy<T> {
     constructor(items: Observable<T[]> | QueryList<T> | T[], config: TreeKeyManagerOptions<T>);
     readonly change: Subject<T | null>;
+    destroy(): void;
     focusItem(index: number, options?: {
         emitChangeEvent?: boolean;
     }): void;
@@ -514,6 +517,7 @@ export interface TreeKeyManagerOptions<T extends TreeKeyManagerItem> {
 // @public (undocumented)
 export interface TreeKeyManagerStrategy<T extends TreeKeyManagerItem> {
     readonly change: Subject<T | null>;
+    destroy(): void;
     focusItem(index: number, options?: {
         emitChangeEvent?: boolean;
     }): void;