chrome/browser/extensions: Change auto to not deduce raw pointers.

chrome/browser/extensions/api/language_settings_private/language_settings_private_delegate.cc

 // 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.
 
 #include "chrome/browser/extensions/api/language_settings_private/language_settings_private_delegate.h"
 
 #include <memory>
 #include <string>
 #include <utility>
 #include <vector>
@@ skipping 164 matching lines @@
   if (was_listening)
     RemoveDictionaryObservers();
   hunspell_dictionaries_.clear();
   SpellcheckService* service = SpellcheckServiceFactory::GetForContext(
       context_);
   if (!custom_dictionary_)
     custom_dictionary_ = service->GetCustomDictionary();
 
   const ScopedVector<SpellcheckHunspellDictionary>& dictionaries(
       service->GetHunspellDictionaries());
-  for (const auto& dictionary : dictionaries) {
+  for (auto* dictionary : dictionaries) {
     hunspell_dictionaries_.push_back(dictionary->AsWeakPtr());
     if (should_listen)
       dictionary->AddObserver(this);
   }
 }
 
 const LanguageSettingsPrivateDelegate::WeakDictionaries&
 LanguageSettingsPrivateDelegate::GetHunspellDictionaries() {
   // If there are no hunspell dictionaries, or the first is invalid, refresh.
   if (hunspell_dictionaries_.empty() || !hunspell_dictionaries_.front())
@@ skipping 52 matching lines @@
 }
 
 void LanguageSettingsPrivateDelegate::RemoveDictionaryObservers() {
   for (const auto& dictionary : hunspell_dictionaries_) {
     if (dictionary)
       dictionary->RemoveObserver(this);
   }
 }
 
 }  // namespace extensions