Return file name by const reference in readers.

2 files changed, 3 insertions, 3 deletions

diff --git a/coding/file_container.hpp b/coding/file_container.hpp
index 7dd669cdb3..ad7f64af80 100644
--- a/coding/file_container.hpp
+++ b/coding/file_container.hpp
@@ -99,7 +99,7 @@ public:
   }
 
   inline uint64_t GetFileSize() const { return m_source.Size(); }
-  inline string GetFileName() const { return m_source.GetName(); }
+  inline string const & GetFileName() const { return m_source.GetName(); }
 
 private:
   ReaderT m_source;
diff --git a/coding/reader.hpp b/coding/reader.hpp
index df33f77176..3fec27be31 100644
--- a/coding/reader.hpp
+++ b/coding/reader.hpp
@@ -147,7 +147,7 @@ public:
 
   virtual ModelReader * CreateSubReader(uint64_t pos, uint64_t size) const = 0;
 
-  inline string GetName() const { return m_name; }
+  inline string const & GetName() const { return m_name; }
 };
 
 // Reader pointer class for data files.
@@ -163,7 +163,7 @@ public:
     return m_p->CreateSubReader(pos, size);
   }
 
-  inline string GetName() const { return m_p->GetName(); }
+  inline string const & GetName() const { return m_p->GetName(); }
 };