Reporting: Implement garbage collector.

net/reporting/reporting_context.cc

 // 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.
 
 #include "net/reporting/reporting_context.h"
 
 #include <memory>
 
 #include "base/memory/ptr_util.h"
 #include "base/observer_list.h"
 #include "base/time/clock.h"
 #include "base/time/default_clock.h"
 #include "base/time/default_tick_clock.h"
 #include "base/time/tick_clock.h"
 #include "base/time/time.h"
+#include "base/timer/timer.h"
 #include "net/base/backoff_entry.h"
 #include "net/reporting/reporting_cache.h"
 #include "net/reporting/reporting_delegate.h"
 #include "net/reporting/reporting_delivery_agent.h"
 #include "net/reporting/reporting_endpoint_manager.h"
+#include "net/reporting/reporting_garbage_collector.h"
 #include "net/reporting/reporting_observer.h"
 #include "net/reporting/reporting_policy.h"
 
 namespace net {
 
 class URLRequestContext;
 
 namespace {
 
 class ReportingContextImpl : public ReportingContext {
  public:
   ReportingContextImpl(const ReportingPolicy& policy,
                        std::unique_ptr<ReportingDelegate> delegate,
                        URLRequestContext* request_context)
       : ReportingContext(policy) {
     Init(std::move(delegate), base::MakeUnique<base::DefaultClock>(),
          base::MakeUnique<base::DefaultTickClock>(),
+         base::MakeUnique<base::OneShotTimer>(),
          ReportingUploader::Create(request_context));
   }
 };
 
 }  // namespace
 
 // static
 std::unique_ptr<ReportingContext> ReportingContext::Create(
     const ReportingPolicy& policy,
     std::unique_ptr<ReportingDelegate> delegate,
@@ skipping 16 matching lines @@
 
 void ReportingContext::NotifyCacheUpdated() {
   for (auto& observer : observers_)
     observer.OnCacheUpdated();
 }
 
 ReportingContext::ReportingContext(const ReportingPolicy& policy)
     : policy_(policy),
       cache_(base::MakeUnique<ReportingCache>(this)),
       endpoint_manager_(base::MakeUnique<ReportingEndpointManager>(this)),
-      delivery_agent_(base::MakeUnique<ReportingDeliveryAgent>(this)) {}
+      delivery_agent_(base::MakeUnique<ReportingDeliveryAgent>(this)),
+      garbage_collector_(ReportingGarbageCollector::Create(this)) {}
 
-void ReportingContext::Init(std::unique_ptr<ReportingDelegate> delegate,
-                            std::unique_ptr<base::Clock> clock,
-                            std::unique_ptr<base::TickClock> tick_clock,
-                            std::unique_ptr<ReportingUploader> uploader) {
+void ReportingContext::Init(
+    std::unique_ptr<ReportingDelegate> delegate,
+    std::unique_ptr<base::Clock> clock,
+    std::unique_ptr<base::TickClock> tick_clock,
+    std::unique_ptr<base::Timer> garbage_collection_timer,
+    std::unique_ptr<ReportingUploader> uploader) {
   delegate_ = std::move(delegate);
   clock_ = std::move(clock);
   tick_clock_ = std::move(tick_clock);
+  garbage_collection_timer_ = std::move(garbage_collection_timer);
   uploader_ = std::move(uploader);
 }
 
 }  // namespace net