Add FileUtilities::GetFileInfo() to capture file metadata with single IPC

content/common/fileapi/webfilesystem_callback_dispatcher.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 "content/common/fileapi/webfilesystem_callback_dispatcher.h"
 
 #include <string>
 #include <vector>
 
 #include "base/file_util_proxy.h"
@@ skipping 18 matching lines @@
   DCHECK(callbacks_);
 }
 
 void WebFileSystemCallbackDispatcher::DidSucceed() {
   callbacks_->didSucceed();
 }
 
 void WebFileSystemCallbackDispatcher::DidReadMetadata(
     const base::PlatformFileInfo& file_info, const FilePath& platform_path) {
   WebFileInfo web_file_info;
-  web_file_info.modificationTime = file_info.last_modified.ToDoubleT();
-  web_file_info.length = file_info.size;
-  if (file_info.is_directory)
-    web_file_info.type = WebFileInfo::TypeDirectory;
-  else
-    web_file_info.type = WebFileInfo::TypeFile;
-  web_file_info.platformPath =
-    webkit_glue::FilePathToWebString(platform_path);
+  webkit_glue::PlatformFileInfoToWebFileInfo(file_info, &web_file_info);
+  web_file_info.platformPath = webkit_glue::FilePathToWebString(platform_path);
   callbacks_->didReadMetadata(web_file_info);
 }
 
 void WebFileSystemCallbackDispatcher::DidReadDirectory(
     const std::vector<base::FileUtilProxy::Entry>& entries, bool has_more) {
   WebVector<WebFileSystemEntry> file_system_entries(entries.size());
   for (size_t i = 0; i < entries.size(); i++) {
     file_system_entries[i].name =
         webkit_glue::FilePathStringToWebString(entries[i].name);
     file_system_entries[i].isDirectory = entries[i].is_directory;
   }
   callbacks_->didReadDirectory(file_system_entries, has_more);
 }
 
 void WebFileSystemCallbackDispatcher::DidOpenFileSystem(
     const std::string& name, const GURL& root) {
   callbacks_->didOpenFileSystem(UTF8ToUTF16(name), root);
 }
 
 void WebFileSystemCallbackDispatcher::DidFail(
     base::PlatformFileError error_code) {
     callbacks_->didFail(
         webkit_glue::PlatformFileErrorToWebFileError(error_code));
 }
 
 void WebFileSystemCallbackDispatcher::DidWrite(int64 bytes, bool complete) {
   NOTREACHED();
 }