Simplify BrowserContext by removing redundant methods.

chrome/browser/spellchecker/spellcheck_service.cc

Index: chrome/browser/spellchecker/spellcheck_service.cc
diff --git a/chrome/browser/spellchecker/spellcheck_service.cc b/chrome/browser/spellchecker/spellcheck_service.cc
index dfc4898bf0f392e060ef8cf83840562013fdd328..180823d8d90bd25f7740319e659be315ef5c8c19 100644
--- a/chrome/browser/spellchecker/spellcheck_service.cc
+++ b/chrome/browser/spellchecker/spellcheck_service.cc
@@ -29,6 +29,7 @@
 #include "content/public/browser/notification_service.h"
 #include "content/public/browser/notification_types.h"
 #include "content/public/browser/render_process_host.h"
+#include "content/public/browser/storage_partition.h"
 #include "ipc/ipc_platform_file.h"
 
 using content::BrowserThread;
@@ -87,7 +88,9 @@ SpellcheckService::SpellcheckService(content::BrowserContext* context)
       &language_code,
       &country_code);
   feedback_sender_.reset(new spellcheck::FeedbackSender(
-      context->GetRequestContext(), language_code, country_code));
+      content::BrowserContext::GetDefaultStoragePartition(context)->
+            GetURLRequestContext(),
+      language_code, country_code));
 
   pref_change_registrar_.Add(
       prefs::kSpellCheckDictionaries,
@@ -226,7 +229,10 @@ void SpellcheckService::LoadHunspellDictionaries() {
     std::string dictionary;
     dictionary_value->GetAsString(&dictionary);
     hunspell_dictionaries_.push_back(new SpellcheckHunspellDictionary(
-        dictionary, context_->GetRequestContext(), this));
+        dictionary,
+        content::BrowserContext::GetDefaultStoragePartition(context_)->
+            GetURLRequestContext(),
+        this));
     hunspell_dictionaries_.back()->AddObserver(this);
     hunspell_dictionaries_.back()->Load();
   }