The file containing the source code shown below is located in the corresponding directory in <sdk>/samples/android-<version>/...
<?xml version="1.0" encoding="utf-8"?>
<!--
/**
* Copyright (c) 2010, 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.
*/
-->
<!-- The attributes in this XML file provide configuration information -->
<!-- for the Account Manager. -->
<account-authenticator xmlns:android="http://schemas.android.com/apk/res/android"
android:accountType="com.example.android.samplesync"
android:icon="@drawable/icon"
android:smallIcon="@drawable/icon"
android:label="@string/label"
/>