[2726] Pass params by reference

This is mostly to silence cppcheck, than to save some CPU power (with
int it makes little sense) and it is less noisy than to put suppression
there.

diff --git a/src/lib/statistics/counter.h b/src/lib/statistics/counter.h
index b0d31e946f1a1ad742fdf6db156b0ae33d6bea15..32d025e716f2eb3bdd78b3ec1e65c40bf8d10c78 100644 (file)
--- a/src/lib/statistics/counter.h
+++ b/src/lib/statistics/counter.h
@@ -55,7 +55,7 @@ public:
     /// \param type %Counter item to increment
     ///
     /// \throw isc::OutOfRange \a type is invalid
-    void inc(const Counter::Type type) {
+    void inc(const Counter::Type& type) {
         if (type >= counters_.size()) {
             isc_throw(isc::OutOfRange, "Counter type is out of range");
         }
@@ -68,7 +68,7 @@ public:
     /// \param type %Counter item to get the value of
     ///
     /// \throw isc::OutOfRange \a type is invalid
-    const Counter::Value& get(const Counter::Type type) const {
+    const Counter::Value& get(const Counter::Type& type) const {
         if (type >= counters_.size()) {
             isc_throw(isc::OutOfRange, "Counter type is out of range");
         }