1// Copyright 2014 The Chromium Authors. All rights reserved. 2// Use of this source code is governed by a BSD-style license that can be 3// found in the LICENSE file. 4 5#ifndef EXTENSIONS_RENDERER_BLOB_NATIVE_HANDLER_H_ 6#define EXTENSIONS_RENDERER_BLOB_NATIVE_HANDLER_H_ 7 8#include "extensions/renderer/object_backed_native_handler.h" 9 10namespace extensions { 11class ScriptContext; 12 13// This native handler is used to extract Blobs' UUIDs and pass them over to the 14// browser process extension implementation via argument modification. This is 15// necessary to support extension functions that take Blob parameters, as Blobs 16// are not serialized and sent over to the browser process in the normal way. 17// 18// Blobs sent via this method don't have their ref-counts incremented, so the 19// app using this technique must be sure to keep a reference. 20class BlobNativeHandler : public ObjectBackedNativeHandler { 21 public: 22 explicit BlobNativeHandler(ScriptContext* context); 23}; 24 25} // namespace extensions 26 27#endif // EXTENSIONS_RENDERER_BLOB_NATIVE_HANDLER_H_ 28