Add UI to select multiple keyboard layouts.

Bug: 6405203
Change-Id: I27ca4630aebcb39b83298d37d8fb3f4ef0080317

res/layout/keyboard_layout_dialog_switch_hint.xml

@@ -0,0 +1,37 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!-- Copyright (C) 2012 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="wrap_content"
+    android:orientation="vertical">
+
+    <ImageView android:id="@+id/titleDivider"
+        android:layout_width="match_parent"
+        android:layout_height="1dip"
+        android:scaleType="fitXY"
+        android:gravity="fill_horizontal"
+        android:src="@android:drawable/divider_horizontal_dark" />
+
+    <TextView
+        android:layout_width="match_parent"
+        android:layout_height="wrap_content"
+        android:text="@string/keyboard_layout_dialog_switch_hint"
+        android:textAppearance="?android:attr/textAppearanceSmall"
+        android:textColor="?android:attr/textColorAlertDialogListItem"
+        android:minHeight="48dp"
+        android:gravity="center" />
+
+</LinearLayout>