Adding a previews object, PreviewsDataSavings

components/data_reduction_proxy/core/browser/data_reduction_proxy_settings.cc

Index: components/data_reduction_proxy/core/browser/data_reduction_proxy_settings.cc
diff --git a/components/data_reduction_proxy/core/browser/data_reduction_proxy_settings.cc b/components/data_reduction_proxy/core/browser/data_reduction_proxy_settings.cc
index ea2a3f4a8faff37e2b1b914a60bdf5575e6d434d..21f1c904fea7cdaba4eb7422ad43a5368e4fe808 100644
--- a/components/data_reduction_proxy/core/browser/data_reduction_proxy_settings.cc
+++ b/components/data_reduction_proxy/core/browser/data_reduction_proxy_settings.cc
@@ -359,15 +359,23 @@ void DataReductionProxySettings::GetContentLengths(
     int64_t* original_content_length,
     int64_t* received_content_length,
     int64_t* last_update_time) {
   DCHECK(thread_checker_.CalledOnValidThread());
   DCHECK(data_reduction_proxy_service_->compression_stats());
 
   data_reduction_proxy_service_->compression_stats()->GetContentLengths(
       days, original_content_length, received_content_length, last_update_time);
 }
 
-bool DataReductionProxySettings::IsDataSaverEnabled() const {
+void DataReductionProxySettings::UpdateDataSavings(
+    const std::string& data_usage_host,
+    int64_t data_used,
+    int64_t original_size) {
+  data_reduction_proxy_service_->compression_stats()->UpdateDataSavings(
+      data_usage_host, data_used, original_size);
+}
+
+bool DataReductionProxySettings::ShouldRecordDataSavings() const {
   return IsDataReductionProxyEnabled();
 }
 
 }  // namespace data_reduction_proxy