Added Signin Utilities

chrome/android/javatests/AndroidManifest.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. -->
 
 <!-- package name must be unique. -->
 <manifest xmlns:android="http://schemas.android.com/apk/res/android"
-    package="org.chromium.chrome.tests">
+    package="org.chromium.chrome.tests"
+    android:sharedUserId="org.chromium.chrome" >
 
     <uses-sdk android:minSdkVersion="16" android:targetSdkVersion="22" />
     <uses-permission android:name="android.permission.ACCESS_MOCK_LOCATION" />
     <uses-permission android:name="android.permission.READ_LOGS"/>
     <uses-permission android:name="android.permission.WAKE_LOCK" />
     <uses-permission android:name="android.permission.WRITE_EXTERNAL_STORAGE"/>
     <uses-permission android:name="android.permission.INTERNET" />
+    <uses-permission android:name="android.permission.AUTHENTICATE_ACCOUNTS" />
 
     <application
-        android:label="ChromePublicTest">
+        android:label="ChromePublicTest" >
 
         <uses-library android:name="android.test.runner" />
 
         <provider android:name="org.chromium.chrome.test.TestContentProvider"
             android:authorities="org.chromium.chrome.test.TestContentProvider"
             android:exported="true" />
 
         <!-- The authority must not conflict with the authority defined in ChromeShellTestApk. -->
         <provider android:name="org.chromium.chrome.test.partnercustomizations.TestPartnerBrowserCustomizationsProvider"
             android:authorities="org.chromium.chrome.test.partnercustomizations"
@@ skipping 29 matching lines @@
 
         <activity android:name="org.chromium.test.broker.OnDeviceInstrumentationBroker"
             android:exported="true"/>
         <!--suppress ExportedReceiver -->
         <receiver android:name="org.chromium.chrome.browser.customtabs.CustomTabsActivityTest$DummyBroadcastReceiver">
             <intent-filter>
                 <action android:name="org.chromium.chrome.browser.customtabs.TEST_PENDING_INTENT_SENT" >
                 </action>
             </intent-filter>
         </receiver>
-    </application>
+
+        <!-- Account Authenticator Service -->
+        <service
+            android:name="org.chromium.chrome.test.services.accountauthenticator.AccountAuthenticatorService"
+            android:exported="false" >
+            <intent-filter>
+                <action android:name="android.accounts.AccountAuthenticator" />
+            </intent-filter>
+
+            <meta-data
+                android:name="android.accounts.AccountAuthenticator"
+                android:resource="@xml/authenticator" />
+        </service>
+   </application>
 
     <instrumentation android:name="org.chromium.chrome.test.ChromeInstrumentationTestRunner"
         android:targetPackage="{{manifest_package}}"
         android:label="Tests for {{manifest_package}}"/>
 </manifest>