15d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles)// Copyright 2014 The Chromium Authors. All rights reserved. 25d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles)// Use of this source code is governed by a BSD-style license that can be 35d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles)// found in the LICENSE file. 45d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) 55d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles)#include "chrome/browser/prefetch/prefetch.h" 65d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) 75d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles)#include <string> 85d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) 95d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles)#include "base/metrics/field_trial.h" 105d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles)#include "base/strings/string_util.h" 11116680a4aac90f2aa7413d9095a592090648e557Ben Murdoch#include "chrome/browser/net/prediction_options.h" 125d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles)#include "chrome/browser/prefetch/prefetch_field_trial.h" 135d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles)#include "chrome/browser/profiles/profile_io_data.h" 14010d83a9304c5a91596085d917d248abff47903aTorne (Richard Coles)#include "net/base/network_change_notifier.h" 155d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) 165d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles)namespace prefetch { 175d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) 185d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles)bool IsPrefetchEnabled(content::ResourceContext* resource_context) { 195d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) DCHECK(content::BrowserThread::CurrentlyOn(content::BrowserThread::IO)); 205d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) 215d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) ProfileIOData* io_data = ProfileIOData::FromResourceContext(resource_context); 226e8cce623b6e4fe0c9e4af605d675dd9d0338c38Torne (Richard Coles) return chrome_browser_net::CanPrefetchAndPrerenderIO(io_data) && 235f1c94371a64b3196d4be9466099bb892df9b88eTorne (Richard Coles) !DisableForFieldTrial(); 245d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles)} 255d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) 265d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles)} // namespace prefetch 27