Snackbar for promoting Data Saver to existing users

components/data_reduction_proxy/core/browser/data_reduction_proxy_compression_stats.cc

Index: components/data_reduction_proxy/core/browser/data_reduction_proxy_compression_stats.cc
diff --git a/components/data_reduction_proxy/core/browser/data_reduction_proxy_compression_stats.cc b/components/data_reduction_proxy/core/browser/data_reduction_proxy_compression_stats.cc
index d787ad0e0f83d1a6f23483df1a9dc1e8df91f1a8..40fbb7882ca0712e4eadf4f47640abc89fde054d 100644
--- a/components/data_reduction_proxy/core/browser/data_reduction_proxy_compression_stats.cc
+++ b/components/data_reduction_proxy/core/browser/data_reduction_proxy_compression_stats.cc
@@ -569,6 +569,14 @@ void DataReductionProxyCompressionStats::ResetStatistics() {
   }
 }
 
+int64_t DataReductionProxyCompressionStats::GetHttpReceivedContentLength() {
+  return GetInt64(prefs::kHttpReceivedContentLength);
+}
+
+int64_t DataReductionProxyCompressionStats::GetHttpOriginalContentLength() {
+  return GetInt64(prefs::kHttpOriginalContentLength);
+}
+
 ContentLengthList DataReductionProxyCompressionStats::GetDailyContentLengths(
     const char* pref_name) {
   ContentLengthList content_lengths;