Reporting: Observe network changes and clear reports/clients

net/reporting/reporting_context.h

Index: net/reporting/reporting_context.h
diff --git a/net/reporting/reporting_context.h b/net/reporting/reporting_context.h
index 75aa11918ae6aeff76c20b59a146ca6ee1a2e10d..ca495a75a75ad0266fa1b0036fdea34e86f3f519 100644
--- a/net/reporting/reporting_context.h
+++ b/net/reporting/reporting_context.h
@@ -25,6 +25,7 @@ class ReportingDelegate;
 class ReportingDeliveryAgent;
 class ReportingEndpointManager;
 class ReportingGarbageCollector;
+class ReportingNetworkChangeObserver;
 class ReportingObserver;
 class ReportingPersister;
 class ReportingUploader;
@@ -108,6 +109,9 @@ class NET_EXPORT ReportingContext {
   // |garbage_collector_| must come after |tick_clock_| and |cache_|.
   std::unique_ptr<ReportingGarbageCollector> garbage_collector_;
 
+  // |network_change_observer_| must come after |cache_|.
+  std::unique_ptr<ReportingNetworkChangeObserver> network_change_observer_;
+
   DISALLOW_COPY_AND_ASSIGN(ReportingContext);
 };