Remove all the ephemeral apps code.

apps/saved_files_service.cc

 // Copyright 2013 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 "apps/saved_files_service.h"
 
 #include <algorithm>
 #include <map>
 
 #include "apps/saved_files_service_factory.h"
@@ skipping 243 matching lines @@
 }
 
 const SavedFileEntry* SavedFilesService::GetFileEntry(
     const std::string& extension_id,
     const std::string& id) {
   return GetOrInsert(extension_id)->GetFileEntry(id);
 }
 
 void SavedFilesService::ClearQueueIfNoRetainPermission(
     const Extension* extension) {
-  if (extensions::util::IsEphemeralApp(extension->id(), profile_) ||
-      !extension->permissions_data()->active_permissions().HasAPIPermission(
+  if (!extension->permissions_data()->active_permissions().HasAPIPermission(
           APIPermission::kFileSystemRetainEntries)) {
     ClearQueue(extension);
   }
 }
 
 void SavedFilesService::ClearQueue(const extensions::Extension* extension) {
   ClearSavedFileEntries(ExtensionPrefs::Get(profile_), extension->id());
   Clear(extension->id());
 }
 
@@ skipping 166 matching lines @@
 void SavedFilesService::SetLruSizeForTest(int size) {
   g_max_saved_file_entries = size;
 }
 
 // static
 void SavedFilesService::ClearLruSizeForTest() {
   g_max_saved_file_entries = kMaxSavedFileEntries;
 }
 
 }  // namespace apps