content/renderer/chrome_object_extensions_utils.cc

   1 // Copyright (c) 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 #include "content/renderer/chrome_object_extensions_utils.h"
   6
   7 #include "gin/converter.h"
   8 #include "v8/include/v8.h"
   9
  10 namespace content {
  11
  12 v8::Local<v8::Object> GetOrCreateChromeObject(
  13     v8::Isolate* isolate, v8::Local<v8::Object> global) {
  14   v8::Local<v8::Object> chrome;
  15   v8::Local<v8::Value> chrome_value =
  16       global->Get(gin::StringToV8(isolate, "chrome"));
  17   if (chrome_value.IsEmpty() || !chrome_value->IsObject()) {
  18     chrome = v8::Object::New(isolate);
  19     global->Set(gin::StringToSymbol(isolate, "chrome"), chrome);
  20   } else {
  21     chrome = v8::Local<v8::Object>::Cast(chrome_value);
  22   }
  23   return chrome;
  24 }
  25
  26 } // namespace content