Revert of Android: Remove GetApplicationContext part 2

chrome/android/java/src/org/chromium/chrome/browser/firstrun/FirstRunGlueImpl.java

 // 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 org.chromium.chrome.browser.firstrun;
 
 import android.app.Fragment;
 import android.content.Context;
 import android.content.SharedPreferences;
 import android.text.TextUtils;
@@ skipping 52 matching lines @@
         UmaSessionStats.changeMetricsReportingConsent(allowCrashUpload);
         ContextUtils.getAppSharedPreferences()
                 .edit()
                 .putBoolean(CACHED_TOS_ACCEPTED_PREF, true)
                 .apply();
         PrefServiceBridge.getInstance().setEulaAccepted();
     }
 
     @Override
     public boolean isDefaultAccountName(Context appContext, String accountName) {
-        List<String> accountNames = AccountManagerHelper.get().getGoogleAccountNames();
+        List<String> accountNames = AccountManagerHelper.get(appContext).getGoogleAccountNames();
         return accountNames != null
                 && accountNames.size() > 0
                 && TextUtils.equals(accountNames.get(0), accountName);
     }
 
     @Override
     public void openAccountAdder(Fragment fragment) {
         AccountAdder.getInstance().addAccount(fragment, AccountAdder.ADD_ACCOUNT_RESULT);
     }
 }