Sending a data saver Pageload metrics pingback

components/data_reduction_proxy/core/browser/data_reduction_proxy_service.h

Index: components/data_reduction_proxy/core/browser/data_reduction_proxy_service.h
diff --git a/components/data_reduction_proxy/core/browser/data_reduction_proxy_service.h b/components/data_reduction_proxy/core/browser/data_reduction_proxy_service.h
index f62fd8ba849f279ea94850f057f7c123fcb0aa4c..0e3d1b2774f2048be159155124e47ee75856e8ce 100644
--- a/components/data_reduction_proxy/core/browser/data_reduction_proxy_service.h
+++ b/components/data_reduction_proxy/core/browser/data_reduction_proxy_service.h
@@ -33,20 +33,21 @@ class Value;
 
 namespace net {
 class URLRequestContextGetter;
 }
 
 namespace data_reduction_proxy {
 
 class DataReductionProxyCompressionStats;
 class DataReductionProxyEventStore;
 class DataReductionProxyIOData;
+class DataReductionProxyPingbackClient;
 class DataReductionProxyServiceObserver;
 class DataReductionProxySettings;
 
 // Contains and initializes all Data Reduction Proxy objects that have a
 // lifetime based on the UI thread.
 class DataReductionProxyService
     : public base::NonThreadSafe,
       public DataReductionProxyEventStorageDelegate {
  public:
   // The caller must ensure that |settings|, |prefs|, |request_context|, and
@@ -142,20 +143,24 @@ class DataReductionProxyService
   }
 
   DataReductionProxyEventStore* event_store() const {
     return event_store_.get();
   }
 
   net::URLRequestContextGetter* url_request_context_getter() const {
     return url_request_context_getter_;
   }
 
+  DataReductionProxyPingbackClient* pingback_client() const {
+    return pingback_client_.get();
+  }
+
   base::WeakPtr<DataReductionProxyService> GetWeakPtr();
 
  private:
   FRIEND_TEST_ALL_PREFIXES(DataReductionProxySettingsTest,
                            TestLoFiSessionStateHistograms);
 
   // Values of the UMA DataReductionProxy.LoFi.SessionState histogram.
   // This enum must remain synchronized with DataReductionProxyLoFiSessionState
   // in metrics/histograms/histograms.xml.
   enum LoFiSessionState {
@@ -169,20 +174,22 @@ class DataReductionProxyService
   // Records UMA for Lo-Fi session state.
   void RecordLoFiSessionState(LoFiSessionState state);
 
   net::URLRequestContextGetter* url_request_context_getter_;
 
   // Tracks compression statistics to be displayed to the user.
   std::unique_ptr<DataReductionProxyCompressionStats> compression_stats_;
 
   std::unique_ptr<DataReductionProxyEventStore> event_store_;
 
+  std::unique_ptr<DataReductionProxyPingbackClient> pingback_client_;
+
   DataReductionProxySettings* settings_;
 
   // A prefs service for storing data.
   PrefService* prefs_;
 
   std::unique_ptr<DBDataOwner> db_data_owner_;
 
   // Used to post tasks to |io_data_|.
   scoped_refptr<base::SingleThreadTaskRunner> io_task_runner_;