drive: Move RefreshDirectory from ResourceMetadata to ChangeListLoader

chrome/browser/chromeos/drive/change_list_loader.h

Index: chrome/browser/chromeos/drive/change_list_loader.h
diff --git a/chrome/browser/chromeos/drive/change_list_loader.h b/chrome/browser/chromeos/drive/change_list_loader.h
index cb12079e005f663b46b8ed2c26e4222e7b518668..307fde35c2d616ca2b7ea2cb62c11a1054ebad47 100644
--- a/chrome/browser/chromeos/drive/change_list_loader.h
+++ b/chrome/browser/chromeos/drive/change_list_loader.h
@@ -31,7 +31,6 @@ class ResourceList;
 
 namespace drive {
 
-class DirectoryFetchInfo;
 class JobScheduler;
 class ResourceEntry;
 
@@ -40,6 +39,7 @@ namespace internal {
 class ChangeList;
 class ChangeListLoaderObserver;
 class ChangeListProcessor;
+class DirectoryFetchInfo;
 class ResourceMetadata;
 
 // Callback run as a response to SearchFromServer.
@@ -210,8 +210,8 @@ class ChangeListLoader {
   void DoLoadDirectoryFromServerAfterRefresh(
       const DirectoryFetchInfo& directory_fetch_info,
       const FileOperationCallback& callback,
-      FileError error,
-      const base::FilePath& directory_path);
+      const base::FilePath* directory_path,
+      FileError error);
 
   // ================= Implementation for other stuff =================