use BlockTrackerPollingController for PendingUserOperationTracker

Author: adonesky1

packages/user-operation-controller/src/UserOperationController.ts

@@ -130,10 +130,6 @@ export class UserOperationController extends BaseController<
       messenger,
     });
 
-    this.#pendingUserOperationTracker.setIntervalLength(
-      interval ?? DEFAULT_INTERVAL,
-    );
-
     this.#addPendingUserOperationTrackerListeners();
   }
 

packages/user-operation-controller/src/helpers/PendingUserOperationTracker.ts

@@ -1,7 +1,7 @@
 import { query } from '@metamask/controller-utils';
 import EthQuery from '@metamask/eth-query';
-import type { Provider } from '@metamask/network-controller';
-import { PollingControllerOnly } from '@metamask/polling-controller';
+import type { NetworkClient, Provider } from '@metamask/network-controller';
+import { BlockTrackerPollingControllerOnly } from '@metamask/polling-controller';
 import type { Json } from '@metamask/utils';
 import { createModuleLogger } from '@metamask/utils';
 import EventEmitter from 'events';
@@ -34,7 +34,7 @@ export type PendingUserOperationTrackerEventEmitter = EventEmitter & {
   emit<T extends keyof Events>(eventName: T, ...args: Events[T]): boolean;
 };
 
-export class PendingUserOperationTracker extends PollingControllerOnly {
+export class PendingUserOperationTracker extends BlockTrackerPollingControllerOnly {
   hub: PendingUserOperationTrackerEventEmitter;
 
   #getUserOperations: () => UserOperationMetadata[];
@@ -56,6 +56,13 @@ export class PendingUserOperationTracker extends PollingControllerOnly {
     this.#messenger = messenger;
   }
 
+  _getNetworkClientById(networkClientId: string): NetworkClient | undefined {
+    return this.#messenger.call(
+      'NetworkController:getNetworkClientById',
+      networkClientId,
+    );
+  }
+
   async _executePoll(networkClientId: string, _options: Json) {
     try {
       const { blockTracker, configuration, provider } = this.#messenger.call(