fix: 引入Settings的Module

Settings/res/xml/app_memory_settings.xml

@@ -0,0 +1,45 @@
+<?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"
+                  android:title="@string/memory_usage">
+
+    <PreferenceCategory
+        android:title="@string/average_memory_use">
+
+        <com.android.settings.SummaryPreference
+            android:key="status_header"
+            android:selectable="false" />
+
+        <Preference
+            android:key="frequency"
+            android:selectable="false"
+            android:layout="@layout/horizontal_preference"
+            android:title="@string/running_frequency" />
+
+        <Preference
+            android:key="max_usage"
+            android:selectable="false"
+            android:layout="@layout/horizontal_preference"
+            android:title="@string/memory_maximum_usage" />
+
+    </PreferenceCategory>
+
+    <PreferenceCategory
+        android:key="processes"
+        android:title="@string/memory_details" />
+
+</PreferenceScreen>