diff --git a/res/xml/power_usage_details.xml b/res/xml/power_usage_details.xml
deleted file mode 100644
index 8c79116f79f..00000000000
--- a/res/xml/power_usage_details.xml
+++ /dev/null
@@ -1,54 +0,0 @@
-<?xml version="1.0" encoding="utf-8"?>
-<!-- Copyright (C) 2015 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.
--->
-
-<PreferenceScreen xmlns:android="http://schemas.android.com/apk/res/android"
-    xmlns:settings="http://schemas.android.com/apk/res-auto">
-
-        <com.android.settingslib.widget.LayoutPreference
-            android:key="two_buttons"
-            android:layout="@layout/two_buttons_panel"
-            android:selectable="false" />
-
-        <PreferenceCategory
-            android:key="controls_parent"
-            android:title="@string/controls_subtitle">
-
-            <SwitchPreference
-                android:key="background_activity"
-                android:title="@string/background_activity_title"
-                android:summary="@string/background_activity_summary"/>
-
-            <Preference
-                android:key="high_power"
-                android:title="@string/high_power_apps" />
-
-        </PreferenceCategory>
-
-        <PreferenceCategory
-            android:key="details_parent"
-            android:layout="@layout/tall_preference_category"
-            android:title="@string/details_subtitle" />
-
-        <PreferenceCategory
-            android:key="messages_parent"
-            android:layout="@layout/tall_preference_category" />
-
-        <PreferenceCategory
-            android:key="packages_parent"
-            android:layout="@layout/tall_preference_category"
-            android:title="@string/packages_subtitle" />
-
-</PreferenceScreen>