fix build break

chrome/browser/net/load_time_stats.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_LOAD_TIME_STATS_H_
 #define CHROME_BROWSER_NET_LOAD_TIME_STATS_H_
 
 #include <map>
 #include <vector>
 
@@ skipping 15 matching lines @@
 
 namespace net {
 class URLRequest;
 class URLRequestContext;
 }
 
 #if defined(COMPILER_GCC)
 
 namespace BASE_HASH_NAMESPACE {
 template <>
+struct hash<const net::URLRequest*> {
+  std::size_t operator()(const net::URLRequest* value) const {
+    return reinterpret_cast<std::size_t>(value);
+  }
+};
+template <>
 struct hash<const net::URLRequestContext*> {
   std::size_t operator()(const net::URLRequestContext* value) const {
     return reinterpret_cast<std::size_t>(value);
   }
 };
 }
 
 #endif
 
 namespace chrome_browser_net {
@@ skipping 18 matching lines @@
     HISTOGRAM_INTERMEDIATE_AGGREGATE,
     HISTOGRAM_INTERMEDIATE_CUMULATIVE_PERCENTAGE,
     HISTOGRAM_MAX
   };
 
   LoadTimeStats();
   ~LoadTimeStats();
 
   void OnRequestWaitStateChange(const net::URLRequest& request,
                                 net::NetworkDelegate::RequestWaitState state);
+  void OnURLRequestDestroyed(const net::URLRequest& request);
   void OnTabEvent(std::pair<int, int> render_view_id, TabEvent event);
   void RegisterURLRequestContext(const net::URLRequestContext* context,
                                  ChromeURLRequestContext::ContextType type);
   void UnregisterURLRequestContext(const net::URLRequestContext* context);
 
  private:
   class TabLoadStats;
   // A map mapping a renderer's process id and route id to a TabLoadStats,
   // representing that renderer's load statistics.
   typedef std::map<std::pair<int, int>, TabLoadStats*> TabLoadStatsMap;
 
+  class URLRequestStats;
+  typedef base::hash_map<const net::URLRequest*,
+                         URLRequestStats*> RequestStatsMap;
+
+  // Gets RequestStats for a given request.
+  URLRequestStats* GetRequestStats(const net::URLRequest* request);
   // Gets TabLoadStats for a given RenderView.
   TabLoadStats* GetTabLoadStats(std::pair<int, int> render_view_id);
   // Deletes TabLoadStats no longer needed for a render view.
   void RemoveTabLoadStats(std::pair<int, int> render_view_id);
   // Sets a timer for a given tab to collect stats.  |timer_index| indicates
   // how many times stats have been collected since the navigation has started
   // for this tab.
   void ScheduleTimer(TabLoadStats* stats);
   // The callback when a timer fires to collect stats again.
   void TimerCallback(TabLoadStats* stats);
   // Helper function to put the current set of statistics into UMA histograms.
   void RecordHistograms(base::TimeDelta elapsed,
                         TabLoadStats* stats,
                         bool is_load_done);
 
   TabLoadStatsMap tab_load_stats_;
+  RequestStatsMap request_stats_;
   std::vector<base::Histogram*> histograms_[REQUEST_STATUS_MAX][HISTOGRAM_MAX];
   base::hash_set<const net::URLRequestContext*> main_request_contexts_;
 
   DISALLOW_COPY_AND_ASSIGN(LoadTimeStats);
 };
 
 // A WebContentsObserver watching all tabs, notifying LoadTimeStats
 // whenever the spinner starts or stops for a given tab, and when a renderer
 // is no longer used.
 class LoadTimeStatsTabHelper : public content::WebContentsObserver {
@@ skipping 18 matching lines @@
                         content::RenderViewHost* render_view_host);
 
   bool is_otr_profile_;
 
   DISALLOW_COPY_AND_ASSIGN(LoadTimeStatsTabHelper);
 };
 
 }  // namespace chrome_browser_net
 
 #endif  // CHROME_BROWSER_NET_LOAD_TIME_STATS_H_