Make internal files hidden

Author: annzimmer

firebase-ml-modeldownloader/api.txt

@@ -39,13 +39,3 @@ package com.google.firebase.ml.modeldownloader {
 
 }
 
-package com.google.firebase.ml.modeldownloader.internal {
-
-  public class ModelFileManager {
-    ctor public ModelFileManager(@NonNull com.google.firebase.FirebaseApp);
-    method @NonNull public static com.google.firebase.ml.modeldownloader.internal.ModelFileManager getInstance();
-    method @Nullable @WorkerThread public java.io.File moveModelToDestinationFolder(@NonNull com.google.firebase.ml.modeldownloader.CustomModel, @NonNull android.os.ParcelFileDescriptor) throws java.lang.Exception;
-  }
-
-}
-

firebase-ml-modeldownloader/src/main/java/com/google/firebase/ml/modeldownloader/internal/ModelFileManager.java

@@ -29,7 +29,11 @@
 import java.io.FileOutputStream;
 import java.io.IOException;
 
-/** Model File Manager is used to move the downloaded file to the appropriate locations. */
+/**
+ * Model File Manager is used to move the downloaded file to the appropriate locations.
+ *
+ * @hide
+ */
 public class ModelFileManager {
 
   public static final String CUSTOM_MODEL_ROOT_PATH = "com.google.firebase.ml.custom.models";