Allow RequestOSFileHandle if an app has unlimited storage

webkit/fileapi/file_system_callback_dispatcher.h

 // 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.
 
 #ifndef WEBKIT_FILEAPI_FILE_SYSTEM_CALLBACK_DISPATCHER_H_
 #define WEBKIT_FILEAPI_FILE_SYSTEM_CALLBACK_DISPATCHER_H_
 
 #include <string>
 #include <vector>
 
 #include "base/files/file_util_proxy.h"
 #include "base/platform_file.h"
 #include "base/process.h"
+#include "webkit/quota/quota_types.h"
 #include "webkit/storage/webkit_storage_export.h"
 
 class GURL;
 
 namespace fileapi {
 
 // This class mirrors the callbacks in
 // third_party/WebKit/Source/WebKit/chromium/public/WebFileSystemCallbacks.h,
 // but uses chromium types.
 class WEBKIT_STORAGE_EXPORT FileSystemCallbackDispatcher {
@@ skipping 32 matching lines @@
 
   // Called with an error code when a requested operation has failed.
   virtual void DidFail(base::PlatformFileError error_code) = 0;
 
   // Callback for FileWriter's write() call.
   virtual void DidWrite(int64 bytes, bool complete) = 0;
 
   // Callback for OpenFile.  This isn't in WebFileSystemCallbacks, as it's just
   // for Pepper.
   // The method will be responsible for closing |file|.
-  virtual void DidOpenFile(
-      base::PlatformFile file);
+  virtual void DidOpenFile(base::PlatformFile file,
+                           quota::QuotaLimitType quota_policy);
 };
 
 }  // namespace fileapi
 
 #endif  // WEBKIT_FILEAPI_FILE_SYSTEM_CALLBACK_DISPATCHER_H_