Remove last usages of ScopedVector in extensions/

chrome/browser/ui/webui/options/language_options_handler_common.cc

Index: chrome/browser/ui/webui/options/language_options_handler_common.cc
diff --git a/chrome/browser/ui/webui/options/language_options_handler_common.cc b/chrome/browser/ui/webui/options/language_options_handler_common.cc
index d41b05436ab2425bb3a1cdbfa4c7d1ddafdf5193..4b6b396d7681a8deabd0ea907868aaff646e8301 100644
--- a/chrome/browser/ui/webui/options/language_options_handler_common.cc
+++ b/chrome/browser/ui/webui/options/language_options_handler_common.cc
@@ -131,7 +131,7 @@ void LanguageOptionsHandlerCommon::Uninitialize() {
   if (!service)
     return;
 
-  for (auto* dict : service->GetHunspellDictionaries())
+  for (const auto& dict : service->GetHunspellDictionaries())
     dict->RemoveObserver(this);
 }
 
@@ -210,7 +210,7 @@ void LanguageOptionsHandlerCommon::LanguageOptionsOpenCallback(
   if (!service)
     return;
 
-  for (auto* dictionary : service->GetHunspellDictionaries()) {
+  for (const auto& dictionary : service->GetHunspellDictionaries()) {
     dictionary->RemoveObserver(this);
     dictionary->AddObserver(this);
 
@@ -249,7 +249,7 @@ void LanguageOptionsHandlerCommon::SpellCheckLanguageChangeCallback(
   if (!service)
     return;
 
-  for (auto* dictionary : service->GetHunspellDictionaries()) {
+  for (const auto& dictionary : service->GetHunspellDictionaries()) {
     dictionary->RemoveObserver(this);
     dictionary->AddObserver(this);
   }
@@ -283,7 +283,7 @@ void LanguageOptionsHandlerCommon::RetrySpellcheckDictionaryDownload(
   if (!service)
     return;
 
-  for (auto* dictionary : service->GetHunspellDictionaries()) {
+  for (const auto& dictionary : service->GetHunspellDictionaries()) {
     if (dictionary->GetLanguage() == language) {
       dictionary->RetryDownloadDictionary(
           Profile::FromWebUI(web_ui())->GetRequestContext());