2/n: Add face to ChooseLock*

Bug: 110589286

Test: manual
Test: make -j56 RunSettingsRoboTests
Test: setting up new fingerprint still works
Change-Id: I1b7d2bb6bb417dae2c99e5abeb68d3f694cb3cb8

res/layout/choose_lock_generic_face_header.xml

@@ -0,0 +1,27 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!--
+  ~ Copyright (C) 2018 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.
+  -->
+
+<TextView xmlns:android="http://schemas.android.com/apk/res/android"
+    android:id="@+id/face_header_description"
+    android:layout_width="match_parent"
+    android:layout_height="wrap_content"
+    android:gravity="center_vertical"
+    android:minHeight="56dp"
+    android:paddingStart="?android:attr/listPreferredItemPaddingStart"
+    android:paddingEnd="?android:attr/listPreferredItemPaddingEnd"
+    android:text="@string/lock_settings_picker_face_message"
+    style="@style/FaceHeaderStyle" />

res/layout/setup_choose_lock_generic_biometrics_header.xml

@@ -23,4 +23,4 @@
     android:paddingEnd="?android:attr/listPreferredItemPaddingEnd"
     android:paddingTop="@dimen/suw_description_glif_margin_top"
     android:paddingBottom="@dimen/suw_description_glif_margin_bottom_lists"
-    android:text="@string/lock_settings_picker_fingerprint_added_security_message" />
+    android:text="@string/lock_settings_picker_biometrics_added_security_message" />