Revert of Simplify BrowserContext by removing redundant methods.

chrome/browser/extensions/api/copresence/copresence_api.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/extensions/api/copresence/copresence_api.h"
 
 #include <utility>
 
 #include "base/lazy_instance.h"
 #include "chrome/browser/copresence/chrome_whispernet_client.h"
 #include "chrome/browser/profiles/profile.h"
 #include "chrome/browser/services/gcm/gcm_profile_service_factory.h"
 #include "chrome/common/channel_info.h"
 #include "chrome/common/extensions/api/copresence.h"
 #include "chrome/common/extensions/manifest_handlers/copresence_manifest.h"
 #include "chrome/common/pref_names.h"
 #include "components/copresence/copresence_manager_impl.h"
 #include "components/copresence/proto/data.pb.h"
 #include "components/copresence/proto/enums.pb.h"
 #include "components/copresence/proto/rpcs.pb.h"
 #include "components/gcm_driver/gcm_profile_service.h"
 #include "components/pref_registry/pref_registry_syncable.h"
 #include "components/prefs/pref_service.h"
 #include "content/public/browser/browser_context.h"
-#include "content/public/browser/storage_partition.h"
 #include "extensions/browser/event_router.h"
 #include "extensions/browser/extension_registry.h"
 #include "extensions/common/extension.h"
 #include "extensions/common/manifest_constants.h"
 
 using user_prefs::PrefRegistrySyncable;
 
 namespace extensions {
 
 namespace {
@@ skipping 128 matching lines @@
   DCHECK_EQ(copresence::AUDIO_FAIL, status);
   std::unique_ptr<Event> event(new Event(
       events::COPRESENCE_ON_STATUS_UPDATED, OnStatusUpdated::kEventName,
       OnStatusUpdated::Create(api::copresence::STATUS_AUDIOFAILED),
       browser_context_));
   EventRouter::Get(browser_context_)->BroadcastEvent(std::move(event));
   DVLOG(2) << "Sent Audio Failed status update.";
 }
 
 net::URLRequestContextGetter* CopresenceService::GetRequestContext() const {
-  return content::BrowserContext::GetDefaultStoragePartition(browser_context_)->
-      GetURLRequestContext();
+  return browser_context_->GetRequestContext();
 }
 
 std::string CopresenceService::GetPlatformVersionString() const {
   return chrome::GetVersionString();
 }
 
 std::string
 CopresenceService::GetAPIKey(const std::string& app_id) const {
   // Check first if the app has set its key via the API.
   const auto& key = api_keys_by_app_.find(app_id);
@@ skipping 112 matching lines @@
       SetAuthToken::Params::Create(*args_));
   EXTENSION_FUNCTION_VALIDATE(params.get());
 
   // The token may be set to empty, to clear it.
   CopresenceService::GetFactoryInstance()->Get(browser_context())
       ->set_auth_token(extension_id(), params->token);
   return RespondNow(NoArguments());
 }
 
 }  // namespace extensions