Reland of 260688: [Files.app] Use getDriveEntryProperties to retrieve metadata

chrome/browser/chromeos/extensions/file_manager/private_api_drive.cc

 // Copyright 2013 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/extensions/file_manager/private_api_drive.h"
 
 #include "chrome/browser/chromeos/drive/drive_integration_service.h"
 #include "chrome/browser/chromeos/extensions/file_manager/private_api_util.h"
 #include "chrome/browser/chromeos/file_manager/file_tasks.h"
 #include "chrome/browser/chromeos/file_manager/fileapi_util.h"
@@ skipping 31 matching lines @@
 const char kDriveConnectionReasonNoNetwork[] = "no_network";
 const char kDriveConnectionReasonNoService[] = "no_service";
 
 // Copies properties from |entry_proto| to |properties|.
 void FillDriveEntryPropertiesValue(
     const drive::ResourceEntry& entry_proto,
     api::file_browser_private::DriveEntryProperties* properties) {
   properties->shared_with_me.reset(new bool(entry_proto.shared_with_me()));
   properties->shared.reset(new bool(entry_proto.shared()));
 
+  const drive::PlatformFileInfoProto& file_info = entry_proto.file_info();
+  properties->file_size.reset(new double(file_info.size()));
+  properties->last_modified_time.reset(new double(
+      base::Time::FromInternalValue(file_info.last_modified()).ToJsTime()));
+
   if (!entry_proto.has_file_specific_info())
     return;
 
   const drive::FileSpecificInfo& file_specific_info =
       entry_proto.file_specific_info();
-
   properties->thumbnail_url.reset(
       new std::string("https://www.googledrive.com/thumb/" +
           entry_proto.resource_id() + "?width=500&height=500"));
   if (file_specific_info.has_image_width()) {
     properties->image_width.reset(
         new int(file_specific_info.image_width()));
   }
   if (file_specific_info.has_image_height()) {
     properties->image_height.reset(
         new int(file_specific_info.image_height()));
@@ skipping 604 matching lines @@
     SetError("Share Url for this item is not available.");
     SendResponse(false);
     return;
   }
 
   SetResult(new base::StringValue(share_url.spec()));
   SendResponse(true);
 }
 
 }  // namespace extensions