diff --git a/config/generate-preloaded-classes.sh b/config/generate-preloaded-classes.sh
deleted file mode 100755
index b17a3660e1f1..000000000000
--- a/config/generate-preloaded-classes.sh
+++ /dev/null
@@ -1,39 +0,0 @@
-#!/bin/bash
-#
-# Copyright (C) 2017 The Android Open Source Project
-#
-# Licensed under the Apache License, Version 2.0 (the "License");
-# you may not use this file except in compliance with the License.
-# You may obtain a copy of the License at
-#
-#      http://www.apache.org/licenses/LICENSE-2.0
-#
-# Unless required by applicable law or agreed to in writing, software
-# distributed under the License is distributed on an "AS IS" BASIS,
-# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-# See the License for the specific language governing permissions and
-# limitations under the License.
-if [ "$#" -lt 2 ]; then
-  echo "Usage $0 <input classes file> <denylist file> [extra classes files]"
-  exit 1
-fi
-
-# Write file headers first
-DIR="$( cd "$( dirname "${BASH_SOURCE[0]}" )" && pwd )"
-cat "$DIR/copyright-header"
-echo "# Preloaded-classes filter file for phones.
-#
-# Classes in this file will be allocated into the boot image, and forcibly initialized in
-# the zygote during initialization. This is a trade-off, using virtual address space to share
-# common heap between apps.
-#
-# This file has been derived for mainline phone (and tablet) usage.
-#"
-
-input=$1
-denylist=$2
-shift 2
-extra_classes_files=("$@")
-
-# Disable locale to enable lexicographical sorting
-LC_ALL=C sort "$input" "${extra_classes_files[@]}" | uniq | grep -f "$denylist" -v -F -x | grep -v "\$NoPreloadHolder"
diff --git a/config/preloaded-classes-extra b/config/preloaded-classes-extra
deleted file mode 100644
index 09f393ad4844..000000000000
--- a/config/preloaded-classes-extra
+++ /dev/null
@@ -1,14 +0,0 @@
-android.icu.impl.coll.CollationRoot
-android.icu.impl.IDNA2003
-android.icu.impl.number.Parse
-android.icu.util.TimeZone
-android.media.ImageReader
-android.media.MediaCodecList
-android.media.MediaPlayer
-android.media.SoundPool
-android.text.format.Formatter
-android.text.Html$HtmlParser
-android.util.Log$PreloadHolder
-com.android.org.conscrypt.TrustedCertificateStore
-org.ccil.cowan.tagsoup.HTMLScanner
-sun.security.jca.Providers