2 files changed, 4 insertions, 4 deletions
diff --git a/src/mongo/db/stats/top.cpp b/src/mongo/db/stats/top.cpp
index fd3f9addedf..24cd4ef8e65 100644
--- a/src/mongo/db/stats/top.cpp
+++ b/src/mongo/db/stats/top.cpp
@@ -67,7 +67,7 @@ namespace mongo {
 
     }
 
-    void Top::record( const StringData& ns, int op, int lockType, long long micros, bool command ) {
+    void Top::record( StringData ns, int op, int lockType, long long micros, bool command ) {
         if ( ns[0] == '?' )
             return;
 
@@ -125,7 +125,7 @@ namespace mongo {
 
     }
 
-    void Top::collectionDropped( const StringData& ns ) {
+    void Top::collectionDropped( StringData ns ) {
         SimpleMutex::scoped_lock lk(_lock);
         _usage.erase(ns);
         _lastDropped = ns.toString();
diff --git a/src/mongo/db/stats/top.h b/src/mongo/db/stats/top.h
index dd0b7df3321..e52c6a735c4 100644
--- a/src/mongo/db/stats/top.h
+++ b/src/mongo/db/stats/top.h
@@ -79,10 +79,10 @@ namespace mongo {
         typedef StringMap<CollectionData> UsageMap;
 
     public:
-        void record( const StringData& ns, int op, int lockType, long long micros, bool command );
+        void record( StringData ns, int op, int lockType, long long micros, bool command );
         void append( BSONObjBuilder& b );
         void cloneMap(UsageMap& out) const;
-        void collectionDropped( const StringData& ns );
+        void collectionDropped( StringData ns );
 
     public: // static stuff
         static Top global;