InlineFillService: Add a passwords settings activity.

This will be linked to from system settings.

Bug: 169455298
Test: manual
Change-Id: Id0ee7f0b5641c4be02e9b02d1d6bf7d1a8a6ef37

samples/InlineFillService/AndroidManifest.xml

@@ -26,6 +26,11 @@
             android:label="Autofill Settings"
             android:exported="true"/>
 
+        <activity
+            android:name=".PasswordsActivity"
+            android:label="Saved Passwords"
+            android:exported="true"/>
+
         <activity android:name=".AttributionDialogActivity"
                   android:label="Autofill Attribution"
                   android:theme="@android:style/Theme.Material.Light.Dialog.NoActionBar"/>

samples/InlineFillService/res/layout/passwords_activity.xml

@@ -0,0 +1,26 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!-- Copyright (C) 2021 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.
+-->
+
+<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
+    android:layout_width="match_parent"
+    android:layout_height="match_parent">
+
+    <TextView
+        android:text="passwords"
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content">
+    </TextView>
+</LinearLayout>

samples/InlineFillService/res/xml/autofill_service_config.xml

@@ -15,7 +15,9 @@
 -->
 
 <autofill-service xmlns:android="http://schemas.android.com/apk/res/android"
-                  android:supportsInlineSuggestions="true">
+        android:supportsInlineSuggestions="true"
+        android:settingsActivity="com.example.android.inlinefillservice.SettingsActivity"
+        android:passwordsActivity="com.example.android.inlinefillservice.PasswordsActivity">
     <compatibility-package android:name="com.android.chrome" android:maxLongVersionCode="1000000000" />
     <compatibility-package android:name="com.chrome.beta" android:maxLongVersionCode="1000000000" />
 </autofill-service>

samples/InlineFillService/src/com/example/android/inlinefillservice/PasswordsActivity.java

@@ -0,0 +1,28 @@
+/*
+ * Copyright (C) 2021 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.
+ */
+
+package com.example.android.inlinefillservice;
+
+import android.app.Activity;
+import android.os.Bundle;
+
+public class PasswordsActivity extends Activity {
+    @Override
+    protected void onCreate(Bundle savedInstanceState) {
+        super.onCreate(savedInstanceState);
+        setContentView(R.layout.passwords_activity);
+    }
+}