ios/chrome/browser/net/metrics_network_client_manager.h

   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 IOS_CHROME_BROWSER_NET_METRICS_NETWORK_CLIENT_MANAGER_H_
   6 #define IOS_CHROME_BROWSER_NET_METRICS_NETWORK_CLIENT_MANAGER_H_
   7
   8 #import <Foundation/Foundation.h>
   9
  10 #import "base/time/time.h"
  11 #import "ios/net/clients/crn_forwarding_network_client_factory.h"
  12 #include "url/gurl.h"
  13
  14 @interface PageLoadTimeRecord : NSObject
  15 @property(nonatomic, assign) BOOL dataProxyUsed;
  16 @end
  17
  18 // Factory that creates MetricsNetworkClient instances.
  19 // Each Tab that cares to report page load metrics should create an instance
  20 // of this class add add it to its request tracker.
  21 @interface MetricsNetworkClientManager : CRNForwardingNetworkClientFactory
  22
  23 // Called by the tab when a new page load is about to start, to signal the
  24 // current page URL.
  25 - (void)pageLoadStarted:(GURL)url;
  26
  27 // Called by the tab when the page load is complete.
  28 - (void)pageLoadCompleted;
  29
  30 // Return a page load time record that will be used to record a load of |url|
  31 // that started at |time|. Returns nil if |url| doesn't match the current page
  32 // url. The page load record is owned by the target, and the caller should not
  33 // take ownership of it.
  34 // This method should only be called on the IO thread.
  35 - (PageLoadTimeRecord*)recordForPageLoad:(const GURL&)url
  36                                     time:(base::TimeTicks)time;
  37 @end
  38
  39 #endif  // IOS_CHROME_BROWSER_NET_METRICS_NETWORK_CLIENT_MANAGER_H_