Added namespace browsing_data_counter_utils

chrome/browser/browsing_data/browsing_data_counter_utils.cc

Index: chrome/browser/browsing_data/browsing_data_counter_utils.cc
diff --git a/chrome/browser/browsing_data/browsing_data_counter_utils.cc b/chrome/browser/browsing_data/browsing_data_counter_utils.cc
index 58e191621112f76b605f6cd1c3e3403c65e977d3..537434a69b9aa661fed5ec061463d452b333e849 100644
--- a/chrome/browser/browsing_data/browsing_data_counter_utils.cc
+++ b/chrome/browser/browsing_data/browsing_data_counter_utils.cc
@@ -16,6 +16,8 @@
 #include "ui/base/l10n/l10n_util.h"
 #include "ui/base/text/bytes_formatting.h"
 
+namespace browsing_data_counter_utils {
+
 bool AreCountersEnabled() {
   if (base::CommandLine::ForCurrentProcess()->HasSwitch(
           switches::kEnableClearBrowsingDataCounters)) {
@@ -211,3 +213,5 @@ BrowsingDataCounter* CreateCounterForPreference(std::string pref_name) {
 
   return nullptr;
 }
+
+}  // namespace browsing_data_counter_utils