Reporting: Wrap existing classes in context.

net/reporting/reporting_cache.h

 // Copyright 2017 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 NET_REPORTING_REPORTING_CACHE_H_
 #define NET_REPORTING_REPORTING_CACHE_H_
 
 #include <map>
 #include <memory>
+#include <set>
 #include <string>
 #include <unordered_map>
 #include <unordered_set>
 #include <vector>
 
 #include "base/macros.h"
 #include "base/stl_util.h"
 #include "base/time/time.h"
 #include "base/values.h"
 #include "net/base/net_export.h"
 #include "net/reporting/reporting_client.h"
 #include "url/gurl.h"
 #include "url/origin.h"
 
 namespace net {
 
+class ReportingContext;
 struct ReportingReport;
 
 // The cache holds undelivered reports and clients (per-origin endpoint
 // configurations) in memory. (It is not responsible for persisting them.)
 //
 // This corresponds roughly to the "Reporting cache" in the spec, except that
 // endpoints and clients are stored in a more structurally-convenient way, and
 // endpoint failures/retry-after are tracked in ReportingEndpointManager.
 //
 // The cache implementation has the notion of "pending" reports. These are
 // reports that are part of an active delivery attempt, so they won't be
 // actually deallocated. Any attempt to remove a pending report wil mark it
 // "doomed", which will cause it to be deallocated once it is no longer pending.
 class NET_EXPORT ReportingCache {
  public:
-  ReportingCache();
+  // |context| must outlive the ReportingCache.
+  ReportingCache(ReportingContext* context);
 
   ~ReportingCache();
 
   // Adds a report to the cache.
   //
   // All parameters correspond to the desired values for the relevant fields in
   // ReportingReport.
   void AddReport(const GURL& url,
                  const std::string& group,
                  const std::string& type,
@@ skipping 86 matching lines @@
 
   bool IsReportPendingForTesting(const ReportingReport* report) const {
     return base::ContainsKey(pending_reports_, report);
   }
 
   bool IsReportDoomedForTesting(const ReportingReport* report) const {
     return base::ContainsKey(doomed_reports_, report);
   }
 
  private:
+  ReportingContext* context_;
+
   // Owns all clients, keyed by origin, then endpoint URL.
   // (These would be unordered_map, but neither url::Origin nor GURL has a hash
   // function implemented.)
   std::map<url::Origin, std::map<GURL, std::unique_ptr<ReportingClient>>>
       clients_;
 
   // Owns all reports, keyed by const raw pointer for easier lookup.
   std::unordered_map<const ReportingReport*, std::unique_ptr<ReportingReport>>
       reports_;
 
-  // Reports that have been marked "pending" (in use elsewhere and should not be
+  // Reports that have been marked pending (in use elsewhere and should not be
   // deleted until no longer pending).
   std::unordered_set<const ReportingReport*> pending_reports_;
 
-  // Reports that have been marked "doomed" (would have been deleted, but were
+  // Reports that have been marked doomed (would have been deleted, but were
   // pending when the deletion was requested).
   std::unordered_set<const ReportingReport*> doomed_reports_;
 
   DISALLOW_COPY_AND_ASSIGN(ReportingCache);
 };
 
 }  // namespace net
 
 #endif  // NET_REPORTING_REPORTING_CACHE_H_