| Index: chrome/browser/net/predictor_api.h
|
| ===================================================================
|
| --- chrome/browser/net/predictor_api.h (revision 96503)
|
| +++ chrome/browser/net/predictor_api.h (working copy)
|
| @@ -1,109 +0,0 @@
|
| -// Copyright (c) 2011 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.
|
| -
|
| -// This is the global interface for the dns prefetch services. It centralizes
|
| -// initialization, along with all the callbacks etc. to connect to the browser
|
| -// process. This allows the more standard DNS prefetching services, such as
|
| -// provided by Predictor to be left as more generally usable code, and possibly
|
| -// be shared across multiple client projects.
|
| -
|
| -#ifndef CHROME_BROWSER_NET_PREDICTOR_API_H_
|
| -#define CHROME_BROWSER_NET_PREDICTOR_API_H_
|
| -#pragma once
|
| -
|
| -
|
| -#include <string>
|
| -#include <vector>
|
| -
|
| -#include "base/memory/ref_counted.h"
|
| -#include "chrome/browser/autocomplete/autocomplete.h"
|
| -#include "chrome/browser/net/predictor.h"
|
| -
|
| -namespace base {
|
| -class FieldTrial;
|
| -}
|
| -
|
| -class PrefService;
|
| -
|
| -namespace chrome_browser_net {
|
| -
|
| -// Deletes |referral_list| when done.
|
| -void FinalizePredictorInitialization(
|
| - Predictor* global_predictor,
|
| - const std::vector<GURL>& urls_to_prefetch,
|
| - base::ListValue* referral_list);
|
| -
|
| -// Free all resources allocated by FinalizePredictorInitialization. After that
|
| -// you must not call any function from this file.
|
| -void FreePredictorResources();
|
| -
|
| -//------------------------------------------------------------------------------
|
| -// Global APIs relating to predictions in browser.
|
| -void EnablePredictor(bool enable);
|
| -void DiscardInitialNavigationHistory();
|
| -void RegisterUserPrefs(PrefService* user_prefs);
|
| -
|
| -// Renderer bundles up list and sends to this browser API via IPC.
|
| -// TODO(jar): Use UrlList instead to include port and scheme.
|
| -void DnsPrefetchList(const NameList& hostnames);
|
| -
|
| -// This API is used by the autocomplete popup box (as user types).
|
| -// This will either preresolve the domain name, or possibly preconnect creating
|
| -// an open TCP/IP connection to the host.
|
| -void AnticipateOmniboxUrl(const GURL& url, bool preconnectable);
|
| -
|
| -// This API should only be called when we're absolutely certain that we will
|
| -// be connecting to the URL. It will preconnect the url and it's associated
|
| -// subresource domains immediately.
|
| -void PreconnectUrlAndSubresources(const GURL& url);
|
| -
|
| -// When displaying info in about:dns, the following API is called.
|
| -void PredictorGetHtmlInfo(std::string* output);
|
| -
|
| -// Destroy the predictor's internal state: referrers and work queue.
|
| -void ClearPredictorCache();
|
| -
|
| -//------------------------------------------------------------------------------
|
| -// When we navigate to a frame that may contain embedded resources, we may know
|
| -// in advance some other URLs that will need to be connected to (via TCP and
|
| -// sometimes SSL). This function initiates those connections
|
| -void PredictFrameSubresources(const GURL& url);
|
| -
|
| -// During startup, we learn what the first N urls visited are, and then resolve
|
| -// the associated hosts ASAP during our next startup.
|
| -void LearnAboutInitialNavigation(const GURL& url);
|
| -
|
| -// Call when we should learn from a navigation about a relationship to a
|
| -// subresource target, and its containing frame, which was loaded as a referring
|
| -// URL.
|
| -void LearnFromNavigation(const GURL& referring_url, const GURL& target_url);
|
| -
|
| -//------------------------------------------------------------------------------
|
| -void SavePredictorStateForNextStartupAndTrim(PrefService* prefs);
|
| -// Helper class to handle global init and shutdown.
|
| -class PredictorInit {
|
| - public:
|
| - // Too many concurrent lookups performed in parallel may overload a resolver,
|
| - // or may cause problems for a local router. The following limits that count.
|
| - static const size_t kMaxSpeculativeParallelResolves;
|
| -
|
| - // When prefetch requests are queued beyond some period of time, then the
|
| - // system is congested, and we need to clear all queued requests to get out
|
| - // of that state. The following is the suggested default time limit.
|
| - static const int kMaxSpeculativeResolveQueueDelayMs;
|
| -
|
| - PredictorInit(PrefService* user_prefs, PrefService* local_state,
|
| - bool preconnect_enabled);
|
| - ~PredictorInit();
|
| -
|
| - private:
|
| - // Maintain a field trial instance when we do A/B testing.
|
| - scoped_refptr<base::FieldTrial> trial_;
|
| -
|
| - DISALLOW_COPY_AND_ASSIGN(PredictorInit);
|
| -};
|
| -
|
| -} // namespace chrome_browser_net
|
| -
|
| -#endif // CHROME_BROWSER_NET_PREDICTOR_API_H_
|
|
|