Simplify printing of counters in console reporter.

src/console_reporter.cc

@@ -132,14 +132,10 @@ void ConsoleReporter::PrintRunData(const Run& result) {
   }
 
   for (auto& c : result.counters) {
-    auto const& s = HumanReadableNumber(c.second.value);
-	if (c.second.flags & Counter::Flags::kIsRate) {
-		std::string counter_rate = StrCat(HumanReadableNumber(c.second.value), "/s");
-		printer(Out, COLOR_DEFAULT, " %s=%s", c.first.c_str(), counter_rate.c_str());
-	}
-	else {
-		printer(Out, COLOR_DEFAULT, " %s=%s", c.first.c_str(), s.c_str());
-	}
+      std::string s = HumanReadableNumber(c.second.value);
+      const char* unit = ((c.second.flags & Counter::Flags::kIsRate) ?
+                          "/s" : "");
+      printer(Out, COLOR_DEFAULT, " %s=%s%s", c.first.c_str(), s.c_str(), unit);
   }
 
   if (!rate.empty()) {