diff --git a/RELEASENOTES.md b/RELEASENOTES.md
index 73984c9649..0dcb091a01 100644
--- a/RELEASENOTES.md
+++ b/RELEASENOTES.md
@@ -41,6 +41,9 @@
in an `IllegalArgumentException`
([#888](https://github.com/androidx/media/issues/888)).
* Support adaptive media sources with `PreloadMediaSource`.
+ * Implement `HttpEngineDataSource`, an `HttpDataSource` using the
+ [HttpEngine](https://developer.android.com/reference/android/net/http/HttpEngine)
+ API.
* Transformer:
* Add support for flattening H.265/HEVC SEF slow motion videos.
* Increase transmuxing speed, especially for 'remove video' edits.
@@ -116,10 +119,6 @@
* Downloads:
* OkHttp Extension:
* Cronet Extension:
-* HttpEngine Extension:
- * Implement `HttpEngineDataSource`, an `HttpDataSource` using the
- [HttpEngine](https://developer.android.com/reference/android/net/http/HttpEngine)
- API.
* RTMP Extension:
* HLS Extension:
* Reduce `HlsMediaPeriod` to package-private visibility. This type
diff --git a/libraries/datasource/src/androidTest/AndroidManifest.xml b/libraries/datasource/src/androidTest/AndroidManifest.xml
index 5e7a406a7d..afcbb337b5 100644
--- a/libraries/datasource/src/androidTest/AndroidManifest.xml
+++ b/libraries/datasource/src/androidTest/AndroidManifest.xml
@@ -19,6 +19,7 @@
package="androidx.media3.datasource.test">
+
-
-
-
-
-
-
-
-
-
-
-
-
-
diff --git a/libraries/datasource_httpengine/src/main/AndroidManifest.xml b/libraries/datasource_httpengine/src/main/AndroidManifest.xml
deleted file mode 100644
index 513957ba3e..0000000000
--- a/libraries/datasource_httpengine/src/main/AndroidManifest.xml
+++ /dev/null
@@ -1,22 +0,0 @@
-
-
-
-
-
-
-
-
diff --git a/libraries/datasource_httpengine/src/main/java/androidx/media3/datasource/httpengine/package-info.java b/libraries/datasource_httpengine/src/main/java/androidx/media3/datasource/httpengine/package-info.java
deleted file mode 100644
index a013b97740..0000000000
--- a/libraries/datasource_httpengine/src/main/java/androidx/media3/datasource/httpengine/package-info.java
+++ /dev/null
@@ -1,19 +0,0 @@
-/*
- * Copyright (C) 2023 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.
- */
-@NonNullApi
-package androidx.media3.datasource.httpengine;
-
-import androidx.media3.common.util.NonNullApi;
diff --git a/libraries/datasource_httpengine/src/test/AndroidManifest.xml b/libraries/datasource_httpengine/src/test/AndroidManifest.xml
deleted file mode 100644
index 2be4f3c1c1..0000000000
--- a/libraries/datasource_httpengine/src/test/AndroidManifest.xml
+++ /dev/null
@@ -1,19 +0,0 @@
-
-
-
-
-
-