This adds some more attributes to the GData files.

chrome/browser/chromeos/gdata/gdata_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/gdata/gdata_file_system.h"
 
 #include <vector>
 
 #include "base/bind.h"
 #include "base/json/json_writer.h"
@@ skipping 172 matching lines @@
   if (self_link)
     file->self_url_ = self_link->href();
   file->content_url_ = doc->content_url();
   file->content_mime_type_ = doc->content_mime_type();
   file->etag_ = doc->etag();
   file->resource_id_ = doc->resource_id();
   file->id_ = doc->id();
   file->file_info_.last_modified = doc->updated_time();
   file->file_info_.last_accessed = doc->updated_time();
   file->file_info_.creation_time = doc->published_time();
+
+  const Link* thumbnail_link = doc->GetLinkByType(Link::THUMBNAIL);
+  if (thumbnail_link)
+    file->thumbnail_url_ = thumbnail_link->href();
+
+  const Link* edit_link = doc->GetLinkByType(Link::EDIT);
+  if (edit_link)
+    file->edit_url_ = edit_link->href();
+
+  // TODO(gspencer): Add support for fetching cache state from the cache,
+  // when the cache code is done.
+
   return file;
 }
 
 // GDataFile class implementation.
 
 GDataFile::GDataFile(GDataDirectory* parent)
-    : GDataFileBase(parent), kind_(gdata::DocumentEntry::UNKNOWN) {
+    : GDataFileBase(parent),
+      kind_(gdata::DocumentEntry::UNKNOWN),
+      cache_state_(CACHE_STATE_NONE) {
   DCHECK(parent);
 }
 
 GDataFile::~GDataFile() {
 }
 
 GDataFile* GDataFile::AsGDataFile() {
   return this;
 }
 
@@ skipping 623 matching lines @@
 
 GDataFileSystemFactory::~GDataFileSystemFactory() {
 }
 
 ProfileKeyedService* GDataFileSystemFactory::BuildServiceInstanceFor(
     Profile* profile) const {
   return new GDataFileSystem(profile);
 }
 
 }  // namespace gdata