gdata: Remove use of GetGDataEntryByPath() from Rename

chrome/browser/chromeos/gdata/gdata_file_system.h

Index: chrome/browser/chromeos/gdata/gdata_file_system.h
diff --git a/chrome/browser/chromeos/gdata/gdata_file_system.h b/chrome/browser/chromeos/gdata/gdata_file_system.h
index fdd3f821a23d67d55c1d97ee8c485da72cb11a34..254ed2b2aaa1513701a9314c0a157db8b16aa448 100644
--- a/chrome/browser/chromeos/gdata/gdata_file_system.h
+++ b/chrome/browser/chromeos/gdata/gdata_file_system.h
@@ -359,6 +359,13 @@ class GDataFileSystem : public GDataFileSystemInterface,
               const FilePath::StringType& new_name,
               const FilePathUpdateCallback& callback);
 
+  // Part of Rename(). Called after GetEntryInfoByPath() is complete.
+  void RenameAfterGetEntryInfo(const FilePath& file_path,
+                               const FilePath::StringType& new_name,
+                               const FilePathUpdateCallback& callback,
+                               GDataFileError error,
+                               scoped_ptr<GDataEntryProto> entry_proto);
+
   // Adds a file or directory at |file_path| to the directory at |dir_path|.
   //
   // Can be called from UI thread. |callback| is run on the calling thread.