Add oem mount point to cros_mount_provider.

webkit/fileapi/local_file_system_operation.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 "webkit/fileapi/local_file_system_operation.h"
 
 #include "base/bind.h"
 #include "base/single_thread_task_runner.h"
 #include "base/time.h"
 #include "base/utf_string_conversions.h"
@@ skipping 720 matching lines @@
   callback.Run(result, file_info, platform_path, file_ref);
 }
 
 base::PlatformFileError LocalFileSystemOperation::SetUp(
     const FileSystemURL& url,
     FileSystemFileUtil** file_util,
     SetUpMode mode) {
   if (!url.is_valid())
     return base::PLATFORM_FILE_ERROR_INVALID_URL;
 
+  // Restricted file system is read-only.
+  if (url.type() == fileapi::kFileSystemTypeRestrictedNativeLocal &&
+      mode != SETUP_FOR_READ)
+    return base::PLATFORM_FILE_ERROR_SECURITY;
+
   if (!file_system_context()->GetMountPointProvider(
           url.type())->IsAccessAllowed(url))
     return base::PLATFORM_FILE_ERROR_SECURITY;
 
   DCHECK(file_util);
   if (!*file_util)
     *file_util = file_system_context()->GetFileUtil(url.type());
   if (!*file_util)
     return base::PLATFORM_FILE_ERROR_SECURITY;
 
@@ skipping 26 matching lines @@
 }
 
 bool LocalFileSystemOperation::SetPendingOperationType(OperationType type) {
   if (pending_operation_ != kOperationNone)
     return false;
   pending_operation_ = type;
   return true;
 }
 
 }  // namespace fileapi