drive: Rename DriveFileSystemMetadata to FileSystemMetadata

chrome/browser/chromeos/drive/drive_file_system.cc

 // 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.
 
 #include "chrome/browser/chromeos/drive/drive_file_system.h"
 
 #include "base/bind.h"
 #include "base/file_util.h"
 #include "base/message_loop_proxy.h"
 #include "base/metrics/histogram.h"
@@ skipping 63 matching lines @@
     const base::FilePath& path,
     FileError error,
     scoped_ptr<DriveEntryProto> entry_proto) {
   DCHECK(!callback.is_null());
   callback.Run(error, path, entry_proto.Pass());
 }
 
 // Callback for ResourceMetadata::GetLargestChangestamp.
 // |callback| must not be null.
 void OnGetLargestChangestamp(
-    DriveFileSystemMetadata metadata,  // Will be modified.
+    FileSystemMetadata metadata,  // Will be modified.
     const GetFilesystemMetadataCallback& callback,
     int64 largest_changestamp) {
   DCHECK(BrowserThread::CurrentlyOn(BrowserThread::UI));
   DCHECK(!callback.is_null());
 
   metadata.largest_changestamp = largest_changestamp;
   callback.Run(metadata);
 }
 
 // Thin adapter to map GetFileCallback to FileOperationCallback.
@@ skipping 1322 matching lines @@
                 params.file_content_path,
                 DriveCache::FILE_OPERATION_COPY,
                 params.callback);
 }
 
 void DriveFileSystem::GetMetadata(
     const GetFilesystemMetadataCallback& callback) {
   DCHECK(BrowserThread::CurrentlyOn(BrowserThread::UI));
   DCHECK(!callback.is_null());
 
-  DriveFileSystemMetadata metadata;
+  FileSystemMetadata metadata;
   metadata.refreshing = change_list_loader_->IsRefreshing();
 
   // Metadata related to delta update.
   metadata.last_update_check_time = last_update_check_time_;
   metadata.last_update_check_error = last_update_check_error_;
 
   resource_metadata_->GetLargestChangestamp(
       base::Bind(&OnGetLargestChangestamp, metadata, callback));
 }
 
@@ skipping 390 matching lines @@
   util::ConvertPlatformFileInfoToProto(*file_info, &entry_file_info);
   *entry_proto->mutable_file_info() = entry_file_info;
   callback.Run(FILE_ERROR_OK, entry_proto.Pass());
 }
 
 void DriveFileSystem::CancelJobInScheduler(JobID id) {
   scheduler_->CancelJob(id);
 }
 
 }  // namespace drive