Stop passing raw pointers to DictionaryValue::Set, part 2

chrome/browser/chromeos/file_manager/file_browser_handlers.cc

Index: chrome/browser/chromeos/file_manager/file_browser_handlers.cc
diff --git a/chrome/browser/chromeos/file_manager/file_browser_handlers.cc b/chrome/browser/chromeos/file_manager/file_browser_handlers.cc
index 7ed9f3493f5a035322cf99df00941c27b96ddd7b..5c3da03c0e2cec2a550186a11911260c3788bcea 100644
--- a/chrome/browser/chromeos/file_manager/file_browser_handlers.cc
+++ b/chrome/browser/chromeos/file_manager/file_browser_handlers.cc
@@ -392,9 +392,7 @@ void FileBrowserHandlerExecutor::SetupPermissionsAndDispatchEvent(
   auto details = base::MakeUnique<base::DictionaryValue>();
   // Get file definitions. These will be replaced with Entry instances by
   // dispatchEvent() method from event_binding.js.
-  base::ListValue* file_entries = new base::ListValue();
-  details->Set("entries", file_entries);
-  event_args->Append(std::move(details));
+  auto file_entries = base::MakeUnique<base::ListValue>();
 
   for (EntryDefinitionList::const_iterator iter =
            entry_definition_list->begin();
@@ -409,6 +407,8 @@ void FileBrowserHandlerExecutor::SetupPermissionsAndDispatchEvent(
     file_entries->Append(std::move(file_def));
   }
 
+  details->Set("entries", std::move(file_entries));
+  event_args->Append(std::move(details));
   std::unique_ptr<extensions::Event> event(new extensions::Event(
       extensions::events::FILE_BROWSER_HANDLER_ON_EXECUTE,
       "fileBrowserHandler.onExecute", std::move(event_args)));