Allow RequestOSFileHandle if an app has unlimited storage

content/renderer/pepper/pepper_file_io_host.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 CONTENT_RENDERER_PEPPER_PEPPER_FILE_IO_HOST_H_
 #define CONTENT_RENDERER_PEPPER_PEPPER_FILE_IO_HOST_H_
 
 #include <set>
 #include <string>
 
@@ skipping 66 matching lines @@
   // necessary information to reply.
   void ExecutePlatformGeneralCallback(ReplyMessageContext reply_context,
                                       base::PlatformFileError error_code);
   void ExecutePlatformOpenFileCallback(ReplyMessageContext reply_context,
                                        base::PlatformFileError error_code,
                                        base::PassPlatformFile file);
   void ExecutePlatformOpenFileSystemURLCallback(
       ReplyMessageContext reply_context,
       base::PlatformFileError error_code,
       base::PassPlatformFile file,
+      quota::QuotaLimitType quota_policy,
       const PluginDelegate::NotifyCloseFileCallback& callback);
   void ExecutePlatformQueryCallback(ReplyMessageContext reply_context,
                                     base::PlatformFileError error_code,
                                     const base::PlatformFileInfo& file_info);
   void ExecutePlatformReadCallback(ReplyMessageContext reply_context,
                                    base::PlatformFileError error_code,
                                    const char* data, int bytes_read);
   void ExecutePlatformWriteCallback(ReplyMessageContext reply_context,
                                     base::PlatformFileError error_code,
                                     int bytes_written);
   void ExecutePlatformWillWriteCallback(ReplyMessageContext reply_context,
                                         base::PlatformFileError error_code,
                                         int bytes_written);
 
   // TODO(victorhsieh): eliminate plugin_delegate_ as it's no longer needed.
   webkit::ppapi::PluginDelegate* plugin_delegate_;  // Not owned.
 
   base::PlatformFile file_;
 
   // The file system type specified in the Open() call. This will be
   // PP_FILESYSTEMTYPE_INVALID before open was called. This value does not
   // indicate that the open command actually succeeded.
   PP_FileSystemType file_system_type_;
 
   // Valid only for PP_FILESYSTEMTYPE_LOCAL{PERSISTENT,TEMPORARY}.
   GURL file_system_url_;
 
+  // Used to check if we can pass file handle to plugins.
+  quota::QuotaLimitType quota_policy_;
+
   // Callback function for notifying when the file handle is closed.
   PluginDelegate::NotifyCloseFileCallback notify_close_file_callback_;
 
   // Pointer to a QuotaFileIO instance, which is valid only while a file
   // of type PP_FILESYSTEMTYPE_LOCAL{PERSISTENT,TEMPORARY} is opened.
   scoped_ptr<webkit::ppapi::QuotaFileIO> quota_file_io_;
 
   bool is_running_in_process_;
 
   base::WeakPtrFactory<PepperFileIOHost> weak_factory_;
 
   ppapi::FileIOStateManager state_manager_;
 
   DISALLOW_COPY_AND_ASSIGN(PepperFileIOHost);
 };
 
 }  // namespace content
 
 #endif  // CONTENT_RENDERER_PEPPER_PEPPER_FILE_IO_HOST_H_