gdata: Add GetEntryInfoByPath() and ReadDirectoryByPath() to GDataDirectoryService

chrome/browser/chromeos/gdata/gdata_file_system_interface.h

Index: chrome/browser/chromeos/gdata/gdata_file_system_interface.h
diff --git a/chrome/browser/chromeos/gdata/gdata_file_system_interface.h b/chrome/browser/chromeos/gdata/gdata_file_system_interface.h
index e75d561a2aa5090973f860b1349f1aae2bd8fa3d..5aec0b1c7648df1437d0005c3e41e5cb230e7688 100644
--- a/chrome/browser/chromeos/gdata/gdata_file_system_interface.h
+++ b/chrome/browser/chromeos/gdata/gdata_file_system_interface.h
@@ -41,7 +41,7 @@ typedef base::Callback<void(GDataFileError error,
                             GDataFileType file_type)> GetFileCallback;
 
 // Used to get entry info from the file system, with the gdata file path.
-// If |error| is not PLATFORM_FILE_OK, |file_info| is set to NULL.
+// If |error| is not GDATA_FILE_OK, |file_info| is set to NULL.
 //
 // |gdata_file_path| parameter is provided as GDataEntryProto does not contain
 // the gdata file path (i.e. only contains the base name without parent
@@ -51,22 +51,8 @@ typedef base::Callback<void(GDataFileError error,
                             scoped_ptr<GDataEntryProto> file_proto)>
     GetEntryInfoWithFilePathCallback;
 
-// Used to get entry info from the file system.
-// If |error| is not PLATFORM_FILE_OK, |entry_info| is set to NULL.
-typedef base::Callback<void(GDataFileError error,
-                            scoped_ptr<GDataEntryProto> entry_proto)>
-    GetEntryInfoCallback;
-
-// Used to read a directory from the file system.
-// If |error| is not PLATFORM_FILE_OK, |entries| is set to NULL.
-// |entries| are contents, both files and directories, of the directory.
-typedef std::vector<GDataEntryProto> GDataEntryProtoVector;
-typedef base::Callback<void(GDataFileError error,
-                            scoped_ptr<GDataEntryProtoVector> entries)>
-    ReadDirectoryCallback;
-
 // Used to get drive content search results.
-// If |error| is not PLATFORM_FILE_OK, |result_paths| is empty.
+// If |error| is not GDATA_FILE_OK, |result_paths| is empty.
 typedef base::Callback<void(
     GDataFileError error,
     const GURL& next_feed,