Update Robolectric to 3.2.2

chrome/android/webapk/test/src/org/chromium/webapk/test/WebApkTestHelper.java

 // Copyright 2016 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 org.chromium.webapk.test;
 
 import android.content.pm.ApplicationInfo;
 import android.content.pm.PackageInfo;
 import android.os.Bundle;
 
 import org.robolectric.RuntimeEnvironment;
 import org.robolectric.res.builder.RobolectricPackageManager;
 
 /**
  * Helper class for WebAPK JUnit tests.
  */
 public class WebApkTestHelper {
     /**
      * Package name of the WebAPK registered by {@link #registerWebApkWithMetaData}.
      */
-    public static String WEBAPK_PACKAGE_NAME = "org.chromium.webapk.test_package";
+    public static final String WEBAPK_PACKAGE_NAME = "org.chromium.webapk.test_package";
 
     /**
      * Registers WebAPK.
      * @param metaData Bundle with meta data from WebAPK's Android Manifest.
      */
     public static void registerWebApkWithMetaData(Bundle metaData) {
         RobolectricPackageManager packageManager =
                 (RobolectricPackageManager) RuntimeEnvironment.application.getPackageManager();
         packageManager.addPackage(newPackageInfo(WEBAPK_PACKAGE_NAME, metaData));
     }
 
     private static PackageInfo newPackageInfo(String packageName, Bundle metaData) {
         ApplicationInfo applicationInfo = new ApplicationInfo();
         applicationInfo.metaData = metaData;
         PackageInfo packageInfo = new PackageInfo();
         packageInfo.packageName = packageName;
         packageInfo.applicationInfo = applicationInfo;
         return packageInfo;
     }
 }