Change the api to match the update

Author: cherylEnkidu

firebase-firestore/src/androidTest/java/com/google/firebase/firestore/IndexingTest.java

@@ -112,17 +112,15 @@ public void testAutomaticIndexingSetSuccessfully() {
             .setLocalCacheSettings(PersistentCacheSettings.newBuilder().build())
             .build();
     db.setFirestoreSettings(settings);
-    assertDoesNotThrow(() -> db.getPersistentCacheIndexManager().setAutomaticIndexingEnabled(true));
-    assertDoesNotThrow(
-        () -> db.getPersistentCacheIndexManager().setAutomaticIndexingEnabled(false));
+    assertDoesNotThrow(() -> db.getPersistentCacheIndexManager().enableIndexAutoCreation());
+    assertDoesNotThrow(() -> db.getPersistentCacheIndexManager().disableIndexAutoCreation());
   }
 
   @Test
   public void testAutomaticIndexingSetSuccessfullyUseDefault() {
     // Use persistent disk cache (default)
     FirebaseFirestore db = testFirestore();
-    assertDoesNotThrow(() -> db.getPersistentCacheIndexManager().setAutomaticIndexingEnabled(true));
-    assertDoesNotThrow(
-        () -> db.getPersistentCacheIndexManager().setAutomaticIndexingEnabled(false));
+    assertDoesNotThrow(() -> db.getPersistentCacheIndexManager().enableIndexAutoCreation());
+    assertDoesNotThrow(() -> db.getPersistentCacheIndexManager().disableIndexAutoCreation());
   }
 }

firebase-firestore/src/main/java/com/google/firebase/firestore/PersistentCacheIndexManager.java

@@ -29,7 +29,11 @@ public PersistentCacheIndexManager(FirestoreClient client) {
     this.client = client;
   }
 
-  public void setAutomaticIndexingEnabled(boolean isEnabled) {
-    client.setAutomaticIndexingEnabled(isEnabled);
+  public void enableIndexAutoCreation() {
+    client.enableIndexAutoCreation();
+  }
+
+  public void disableIndexAutoCreation() {
+    client.disableIndexAutoCreation();
   }
 }

firebase-firestore/src/main/java/com/google/firebase/firestore/core/FirestoreClient.java

@@ -353,9 +353,14 @@ public Task<Void> configureFieldIndexes(List<FieldIndex> fieldIndices) {
     return asyncQueue.enqueue(() -> localStore.configureFieldIndexes(fieldIndices));
   }
 
-  public void setAutomaticIndexingEnabled(boolean isEnabled) {
+  public void enableIndexAutoCreation() {
     verifyNotTerminated();
-    asyncQueue.enqueueAndForget(() -> localStore.setAutomaticIndexingEnabled(isEnabled));
+    asyncQueue.enqueueAndForget(() -> localStore.enableIndexAutoCreation());
+  }
+
+  public void disableIndexAutoCreation() {
+    verifyNotTerminated();
+    asyncQueue.enqueueAndForget(() -> localStore.disableIndexAutoCreation());
   }
 
   public void removeSnapshotsInSyncListener(EventListener<Void> listener) {

firebase-firestore/src/main/java/com/google/firebase/firestore/local/LocalStore.java

@@ -802,8 +802,12 @@ public void configureFieldIndexes(List<FieldIndex> newFieldIndexes) {
         });
   }
 
-  public void setAutomaticIndexingEnabled(boolean isEnabled) {
-    queryEngine.setAutomaticIndexingEnabled(isEnabled);
+  public void enableIndexAutoCreation() {
+    queryEngine.enableIndexAutoCreation();
+  }
+
+  public void disableIndexAutoCreation() {
+    queryEngine.disableIndexAutoCreation();
   }
 
   /** Mutable state for the transaction in allocateQuery. */

firebase-firestore/src/main/java/com/google/firebase/firestore/local/QueryEngine.java

@@ -73,8 +73,12 @@ public void initialize(LocalDocumentsView localDocumentsView, IndexManager index
     this.initialized = true;
   }
 
-  public void setAutomaticIndexingEnabled(boolean isEnabled) {
-    this.automaticIndexingEnabled = isEnabled;
+  public void enableIndexAutoCreation() {
+    this.automaticIndexingEnabled = true;
+  }
+
+  public void disableIndexAutoCreation() {
+    this.automaticIndexingEnabled = false;
   }
 
   public ImmutableSortedMap<DocumentKey, Document> getDocumentsMatchingQuery(