Wired GDataFileSystem::GetFile() method with internal cache.

chrome/browser/chromeos/gdata/gdata_file_system_proxy.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_proxy.h"
 
 #include <vector>
 
 #include "base/bind.h"
 #include "base/platform_file.h"
@@ skipping 174 matching lines @@
          base::Bind(callback,
                     base::PLATFORM_FILE_ERROR_NOT_FOUND,
                     base::PlatformFileInfo(),
                     FilePath(),
                     scoped_refptr<webkit_blob::ShareableFileReference>(NULL)));
     return;
   }
 
 
   base::PlatformFileInfo file_info;
-  if (!file_system_->GetFileInfoFromPath(file_path, &file_info)) {
+  if (!file_system_->GetFileInfoFromPath(file_path,
+                                         &file_info, NULL, NULL, NULL)) {
     MessageLoopProxy::current()->PostTask(FROM_HERE,
          base::Bind(callback,
                     base::PLATFORM_FILE_ERROR_NOT_FOUND,
                     base::PlatformFileInfo(),
                     FilePath(),
                     scoped_refptr<webkit_blob::ShareableFileReference>(NULL)));
     return;
   }
 
   file_system_->GetFile(file_path,
@@ skipping 65 matching lines @@
   }
 
   proxy->PostTask(FROM_HERE,
                   base::Bind(callback,
                              base::PLATFORM_FILE_OK,
                              entries,
                              false));
 }
 
 }  // namespace gdata