Add Google Activity Controls preference

chrome/android/java/res/xml/account_management_preferences.xml

 <?xml version="1.0" encoding="utf-8"?>
 <!-- Copyright 2015 The Chromium Authors. All rights reserved.
      Use of this source code is governed by a BSD-style license that can be
      found in the LICENSE file. -->
 
 <PreferenceScreen
     xmlns:android="http://schemas.android.com/apk/res/android"
     xmlns:app="http://schemas.android.com/apk/res-auto"
     android:orderingFromXml="false">
 
@@ skipping 23 matching lines @@
         android:key="child_safe_sites"
         android:title="@string/account_management_child_safe_sites_title"
         android:order="1004" />
 
     <org.chromium.chrome.browser.preferences.SyncPreference
         android:key="sync_settings"
         android:title="@string/sign_in_sync"
         android:order="1005"/>
 
     <Preference
+        android:key="google_activity_controls"
+        android:icon="@drawable/googleg"
+        android:title="@string/sign_in_google_activity_controls"
+        android:summary="@string/sign_in_google_activity_controls_message"
+        android:order="1006" />
+
+    <Preference
         android:key="sign_out"
         android:title="@string/account_management_sign_out"
-        android:order="1006"/>
+        android:order="1007"/>
 
 </PreferenceScreen>