Create feature and enable data collection for Data Saver site breakdown

chrome/browser/about_flags.cc

Index: chrome/browser/about_flags.cc
diff --git a/chrome/browser/about_flags.cc b/chrome/browser/about_flags.cc
index e84d19b825b7ae19e7261623ae5f4de802ed9913..80a8b021b8cece34527b6d0040b2a7f6a03dd0fa 100644
--- a/chrome/browser/about_flags.cc
+++ b/chrome/browser/about_flags.cc
@@ -1665,6 +1665,12 @@ const FeatureEntry kFeatureEntries[] = {
          data_reduction_proxy::features::kDataReductionMainMenu,
          kDataReductionMainMenuFeatureVariations,
          "DataReductionProxyMainMenu")},
+    {"enable-data-reduction-proxy-site-breakdown",
+     flag_descriptions::kEnableDataReductionProxySiteBreakdownName,
+     flag_descriptions::kEnableDataReductionProxySiteBreakdownDescription,
+     kOsAndroid,
+     FEATURE_VALUE_TYPE(
+         data_reduction_proxy::features::kDataReductionSiteBreakdown)},
 #endif  // OS_ANDROID
     {"allow-insecure-localhost", flag_descriptions::kAllowInsecureLocalhost,
      flag_descriptions::kAllowInsecureLocalhostDescription, kOsAll,