Create component to expose network usage stats to consumers.

chrome/browser/net/chrome_network_delegate.h

 // Copyright (c) 2012 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.
 
 #ifndef CHROME_BROWSER_NET_CHROME_NETWORK_DELEGATE_H_
 #define CHROME_BROWSER_NET_CHROME_NETWORK_DELEGATE_H_
 
 #include <stdint.h>
 
 #include <string>
 
 #include "base/basictypes.h"
 #include "base/compiler_specific.h"
 #include "base/files/file_path.h"
 #include "base/memory/ref_counted.h"
 #include "base/memory/scoped_ptr.h"
 #include "base/values.h"
-#include "components/data_reduction_proxy/core/browser/data_reduction_proxy_metrics.h"
 #include "net/base/network_delegate_impl.h"
 
 #if !defined(OS_IOS)
 #include "components/data_use_measurement/content/data_use_measurement.h"
 #endif
 
 class ChromeExtensionsNetworkDelegate;
 class PrefService;
 
 template<class T> class PrefMember;
 
 typedef PrefMember<bool> BooleanPrefMember;
 
 namespace base {
 class Value;
 }
 
 namespace chrome_browser_net {
 class ConnectInterceptor;
 class Predictor;
 }
 
 namespace content_settings {
 class CookieSettings;
 }
 
+namespace data_usage {
+class DataUseAggregator;
+}
+
 namespace domain_reliability {
 class DomainReliabilityMonitor;
 }
 
 namespace extensions {
 class EventRouterForwarder;
 class InfoMap;
 }
 
 namespace net {
@@ skipping 58 matching lines @@
   void set_force_youtube_safety_mode(
       BooleanPrefMember* force_youtube_safety_mode) {
     force_youtube_safety_mode_ = force_youtube_safety_mode;
   }
 
   void set_domain_reliability_monitor(
       domain_reliability::DomainReliabilityMonitor* monitor) {
     domain_reliability_monitor_ = monitor;
   }
 
+  void set_data_use_aggregator(
+      data_usage::DataUseAggregator* data_use_aggregator,
+      bool is_data_usage_off_the_record);
+
   // Binds the pref members to |pref_service| and moves them to the IO thread.
   // |enable_referrers| cannot be NULL, the others can.
   // This method should be called on the UI thread.
   static void InitializePrefsOnUIThread(
       BooleanPrefMember* enable_referrers,
       BooleanPrefMember* enable_do_not_track,
       BooleanPrefMember* force_google_safe_search,
       BooleanPrefMember* force_youtube_safety_mode,
       PrefService* pref_service);
 
@@ skipping 15 matching lines @@
       net::URLRequest* request,
       const net::CompletionCallback& callback,
       const net::HttpResponseHeaders* original_response_headers,
       scoped_refptr<net::HttpResponseHeaders>* override_response_headers,
       GURL* allowed_unsafe_redirect_url) override;
   void OnBeforeRedirect(net::URLRequest* request,
                         const GURL& new_location) override;
   void OnResponseStarted(net::URLRequest* request) override;
   void OnNetworkBytesReceived(const net::URLRequest& request,
                               int64_t bytes_received) override;
+  void OnNetworkBytesSent(const net::URLRequest& request,
+                          int64_t bytes_sent) override;
   void OnCompleted(net::URLRequest* request, bool started) override;
   void OnURLRequestDestroyed(net::URLRequest* request) override;
   void OnURLRequestJobOrphaned(net::URLRequest* request) override;
   void OnPACScriptError(int line_number, const base::string16& error) override;
   net::NetworkDelegate::AuthRequiredResponse OnAuthRequired(
       net::URLRequest* request,
       const net::AuthChallengeInfo& auth_info,
       const AuthCallback& callback,
       net::AuthCredentials* credentials) override;
   bool OnCanGetCookies(const net::URLRequest& request,
                        const net::CookieList& cookie_list) override;
   bool OnCanSetCookie(const net::URLRequest& request,
                       const std::string& cookie_line,
                       net::CookieOptions* options) override;
   bool OnCanAccessFile(const net::URLRequest& request,
                        const base::FilePath& path) const override;
   bool OnCanEnablePrivacyMode(
       const GURL& url,
       const GURL& first_party_for_cookies) const override;
   bool OnFirstPartyOnlyCookieExperimentEnabled() const override;
   bool OnCancelURLRequestWithPolicyViolatingReferrerHeader(
       const net::URLRequest& request,
       const GURL& target_url,
       const GURL& referrer_url) const override;
 
-  void AccumulateContentLength(
-      int64 received_payload_byte_count,
-      int64 original_payload_byte_count);
-
   scoped_ptr<ChromeExtensionsNetworkDelegate> extensions_delegate_;
 
   void* profile_;
   base::FilePath profile_path_;
   scoped_refptr<content_settings::CookieSettings> cookie_settings_;
 
   scoped_ptr<chrome_browser_net::ConnectInterceptor> connect_interceptor_;
 
   // Weak, owned by our owner.
   BooleanPrefMember* enable_referrers_;
@@ skipping 10 matching lines @@
   // When true, allow access to all file:// URLs.
   static bool g_allow_file_access_;
 
 // Component to measure data use.
 #if !defined(OS_IOS)
   data_use_measurement::DataUseMeasurement data_use_measurement_;
 #endif
 
   bool experimental_web_platform_features_enabled_;
 
+  // Aggregates and reports network usage.
+  data_usage::DataUseAggregator* data_use_aggregator_;
+  // Controls whether network usage is reported as being off the record.
+  bool is_data_usage_off_the_record_;
+
   DISALLOW_COPY_AND_ASSIGN(ChromeNetworkDelegate);
 };
 
 #endif  // CHROME_BROWSER_NET_CHROME_NETWORK_DELEGATE_H_