Implement additional parts of the new ui for CBD.

chrome/android/java/res/layout/preference_spinner_one_line.xml

Index: chrome/android/java/res/layout/preference_spinner_one_line.xml
diff --git a/chrome/android/java/res/layout/preference_spinner_one_line.xml b/chrome/android/java/res/layout/preference_spinner_one_line.xml
new file mode 100644
index 0000000000000000000000000000000000000000..bd75b7e0043232689159faf32a9c242d1433a8e1
--- /dev/null
+++ b/chrome/android/java/res/layout/preference_spinner_one_line.xml
@@ -0,0 +1,30 @@
+<?xml version="1.0" encoding="utf-8"?>

[Theresa, 2017/01/27 03:30:11]

nit: make this preference_spinner_single_line.xml to match the attribute name

[dullweber, 2017/01/30 11:36:44]

Done.

+<!-- Copyright 2016 The Chromium Authors. All rights reserved.

[Theresa, 2017/01/27 03:30:11]

s/2016/2017

[dullweber, 2017/01/30 11:36:44]

Done.

+     Use of this source code is governed by a BSD-style license that can be
+     found in the LICENSE file. -->
+
+<!-- Layout used by SpinnerPreference if its singleLine is set to true. -->
+
+<RelativeLayout
+    xmlns:android="http://schemas.android.com/apk/res/android"
+    style="@style/PreferenceLayout"
+    android:layout_width="match_parent"
+    android:layout_height="wrap_content">
+
+    <TextView
+        android:id="@+id/title"
+        style="@style/PreferenceTitle"
+        android:textAlignment="viewStart"
+        android:layout_height="wrap_content"
+        android:layout_width="wrap_content"
+        android:layout_centerVertical="true"
+        android:layout_alignParentStart="true"
+        android:layout_toStartOf="@id/spinner" />
+
+    <Spinner
+        android:id="@+id/spinner"
+        android:layout_height="wrap_content"
+        android:layout_width="wrap_content"
+        android:layout_centerVertical="true"
+        android:layout_alignParentEnd="true" />
+</RelativeLayout>