chromeos: Remove DriveResourceMetadata::RemoveDirectoryChildFiles/Directories

chrome/browser/chromeos/drive/drive_resource_metadata.h

 // Copyright (c) 2012 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.
 
 #ifndef CHROME_BROWSER_CHROMEOS_DRIVE_DRIVE_RESOURCE_METADATA_H_
 #define CHROME_BROWSER_CHROMEOS_DRIVE_DRIVE_RESOURCE_METADATA_H_
 
 #include <map>
 #include <set>
 #include <string>
@@ skipping 344 matching lines @@
   std::string FindDirectoryChild(DriveEntryProto* directory,
                                  const base::FilePath::StringType& file_name);
 
   // Removes the entry from its children without destroying the
   // entry instance.
   void DetachEntryFromDirectory(DriveEntryProto* directory,
                                 DriveEntryProto* entry);
 
   // Removes child elements of directory.
   void RemoveDirectoryChildren(DriveEntryProto* directory);
-  void RemoveDirectoryChildFiles(DriveEntryProto* directory);
-  void RemoveDirectoryChildDirectories(DriveEntryProto* directory);
 
   // Converts directory to proto, and vice versa.
   void ProtoToDirectory(const DriveDirectoryProto& proto,
                         DriveEntryProto* directory);
   void DirectoryToProto(DriveEntryProto* directory,
                         DriveDirectoryProto* proto);
 
   // Converts the children as a vector of DriveEntryProto.
   scoped_ptr<DriveEntryProtoVector> DirectoryChildrenToProtoVector(
       DriveEntryProto* directory);
@@ skipping 15 matching lines @@
   // This should remain the last member so it'll be destroyed first and
   // invalidate its weak pointers before other members are destroyed.
   base::WeakPtrFactory<DriveResourceMetadata> weak_ptr_factory_;
 
   DISALLOW_COPY_AND_ASSIGN(DriveResourceMetadata);
 };
 
 }  // namespace drive
 
 #endif  // CHROME_BROWSER_CHROMEOS_DRIVE_DRIVE_RESOURCE_METADATA_H_