Revert of Simplify BrowserContext by removing redundant methods.

chrome/browser/chromeos/login/profile_auth_data_unittest.cc

 // Copyright 2014 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.
 
 #include "chrome/browser/chromeos/login/profile_auth_data.h"
 
 #include <memory>
 #include <string>
 #include <utility>
 
 #include "base/bind.h"
 #include "base/bind_helpers.h"
 #include "base/compiler_specific.h"
 #include "base/memory/ptr_util.h"
 #include "base/run_loop.h"
 #include "base/strings/string16.h"
 #include "base/strings/utf_string_conversions.h"
 #include "base/time/time.h"
 #include "chrome/test/base/testing_profile.h"
 #include "content/public/browser/browser_context.h"
-#include "content/public/browser/storage_partition.h"
 #include "content/public/test/test_browser_thread_bundle.h"
 #include "net/cookies/canonical_cookie.h"
 #include "net/cookies/cookie_constants.h"
 #include "net/cookies/cookie_store.h"
 #include "net/http/http_auth.h"
 #include "net/http/http_auth_cache.h"
 #include "net/http/http_network_session.h"
 #include "net/http/http_transaction_factory.h"
 #include "net/ssl/channel_id_service.h"
 #include "net/ssl/channel_id_store.h"
@@ skipping 201 matching lines @@
       net::CookieStore::SetCookiesCallback());
 
   GetChannelIDs(browser_context)
       ->SetChannelID(base::WrapUnique(new net::ChannelIDStore::ChannelID(
           kChannelIDServerIdentifier, base::Time(),
           std::move(channel_id_key))));
 }
 
 net::URLRequestContext* ProfileAuthDataTest::GetRequestContext(
     content::BrowserContext* browser_context) {
-  return content::BrowserContext::GetDefaultStoragePartition(browser_context)->
-      GetURLRequestContext()->GetURLRequestContext();
+  return browser_context->GetRequestContext()->GetURLRequestContext();
 }
 
 net::HttpAuthCache* ProfileAuthDataTest::GetProxyAuth(
     content::BrowserContext* browser_context) {
   return GetRequestContext(browser_context)->http_transaction_factory()->
       GetSession()->http_auth_cache();
 }
 
 net::CookieStore* ProfileAuthDataTest::GetCookies(
     content::BrowserContext* browser_context) {
@@ skipping 63 matching lines @@
   PopulateUserBrowserContext();
 
   Transfer(false, true);
 
   VerifyTransferredUserProxyAuthEntry();
   VerifyUserCookies(kCookieValue2, kCookieValue1);
   VerifyUserChannelID(channel_id_key2_.get());
 }
 
 }  // namespace chromeos