A little bit of cleanup

dlib/dnn/core_abstract.h

@@ -59,7 +59,7 @@ namespace dlib
     void set_learning_rate_multiplier(
         T& obj,
         double learning_rate_multiplier
-    )
+    );
     /*!
         requires
             - learning_rate_multiplier >= 0
@@ -88,7 +88,7 @@ namespace dlib
     void set_bias_learning_rate_multiplier(
         T& obj,
         double bias_learning_rate_multiplier
-    )
+    );
     /*!
         requires
             - bias_learning_rate_multiplier >= 0

dlib/dnn/utilities.h

@@ -311,12 +311,6 @@ namespace dlib
             visitor_learning_rate_multiplier(double new_learning_rate_multiplier_) :
                 new_learning_rate_multiplier(new_learning_rate_multiplier_) {}
 
-            template <typename T>
-            void set_new_learning_rate_multiplier(T& l) const
-            {
-                set_learning_rate_multiplier(l, new_learning_rate_multiplier);
-            }
-
             template <typename input_layer_type>
             void operator()(size_t , input_layer_type& ) const
             {
@@ -326,7 +320,7 @@ namespace dlib
             template <typename T, typename U, typename E>
             void operator()(size_t , add_layer<T,U,E>& l) const
             {
-                set_new_learning_rate_multiplier(l.layer_details());
+                set_learning_rate_multiplier(l.layer_details(), new_learning_rate_multiplier);
             }
                 
         private:

examples/dnn_introduction3_ex.cpp

@@ -47,12 +47,6 @@ public:
     visitor_weight_decay_multiplier(double new_weight_decay_multiplier_) :
         new_weight_decay_multiplier(new_weight_decay_multiplier_) {}
 
-    template <typename T>
-    void set_new_weight_decay_mulitplier(T& l) const
-    {
-        set_weight_decay_multiplier(l, new_weight_decay_multiplier);
-    }
-
     template<typename input_layer_type>
     void operator()(size_t , input_layer_type& )  const
     {
@@ -62,7 +56,7 @@ public:
     template <typename T, typename U, typename E>
     void operator()(size_t , add_layer<T,U,E>& l)  const
     {
-        set_new_weight_decay_mulitplier(l.layer_details());
+        set_weight_decay_multiplier(l.layer_details(), new_weight_decay_multiplier);
     }
 
 private: