Remove SimpleQueryEngine (#4117)

Author: schmidt-sebastian

packages/firestore/exp/src/api/snapshot.ts

@@ -176,9 +176,9 @@ export interface DocumentChange<T = DocumentData> {
  * access will return 'undefined'. You can use the `exists()` method to
  * explicitly verify a document's existence.
  */
-export class DocumentSnapshot<T = DocumentData> extends LiteDocumentSnapshot<
-  T
-> {
+export class DocumentSnapshot<
+  T = DocumentData
+> extends LiteDocumentSnapshot<T> {
   private readonly _firestoreImpl: FirebaseFirestore;
 
   /**
@@ -291,9 +291,9 @@ export class DocumentSnapshot<T = DocumentData> extends LiteDocumentSnapshot<
  * `exists` property will always be true and `data()` will never return
  * 'undefined'.
  */
-export class QueryDocumentSnapshot<T = DocumentData> extends DocumentSnapshot<
-  T
-> {
+export class QueryDocumentSnapshot<
+  T = DocumentData
+> extends DocumentSnapshot<T> {
   /**
    * Retrieves all fields in the document as an `Object`.
    *

packages/firestore/lite/src/api/snapshot.ts

@@ -211,9 +211,9 @@ export class DocumentSnapshot<T = DocumentData> {
  * `exists` property will always be true and `data()` will never return
  * 'undefined'.
  */
-export class QueryDocumentSnapshot<T = DocumentData> extends DocumentSnapshot<
-  T
-> {
+export class QueryDocumentSnapshot<
+  T = DocumentData
+> extends DocumentSnapshot<T> {
   /**
    * Retrieves all fields in the document as an `Object`.
    *

packages/firestore/src/core/component_provider.ts

@@ -55,7 +55,7 @@ import { GarbageCollectionScheduler, Persistence } from '../local/persistence';
 import { Code, FirestoreError } from '../util/error';
 import { OnlineStateSource } from './types';
 import { LruParams, LruScheduler } from '../local/lru_garbage_collector';
-import { IndexFreeQueryEngine } from '../local/index_free_query_engine';
+import { QueryEngine } from '../local/query_engine';
 import {
   indexedDbStoragePrefix,
   IndexedDbPersistence
@@ -127,7 +127,7 @@ export class MemoryOfflineComponentProvider
   createLocalStore(cfg: ComponentConfiguration): LocalStore {
     return newLocalStore(
       this.persistence,
-      new IndexFreeQueryEngine(),
+      new QueryEngine(),
       cfg.initialUser,
       this.serializer
     );
@@ -182,7 +182,7 @@ export class IndexedDbOfflineComponentProvider extends MemoryOfflineComponentPro
   createLocalStore(cfg: ComponentConfiguration): LocalStore {
     return newLocalStore(
       this.persistence,
-      new IndexFreeQueryEngine(),
+      new QueryEngine(),
       cfg.initialUser,
       this.serializer
     );