Remove unused args from Input (#353)

* cleanup

* remove arg_index

* remove argno from Input

* uncleanup

src/ngraph/descriptor/input.cpp

@@ -20,11 +20,9 @@
 using namespace ngraph;
 using namespace descriptor;
 
-Input::Input(Node* node, size_t index, size_t argno, size_t arg_index, Output& output)
+Input::Input(Node* node, size_t index, Output& output)
     : m_node(node)
     , m_index(index)
-    , m_argno(argno)
-    , m_arg_index(arg_index)
     , m_output(&output)
 {
     output.add_input(this);

src/ngraph/descriptor/input.hpp

@@ -35,18 +35,12 @@ namespace ngraph
         public:
             /// @param node The node that owns this input
             /// @param index The position of this this tensor in all input tensors
-            /// @param argno The position of the argument with this tensor
-            /// @param arg_index The position of the tensor within the argument's tensors
             /// @param output The output that supplies a value for this input
-            Input(Node* node, size_t index, size_t argno, size_t arg_index, Output& output);
+            Input(Node* node, size_t index, Output& output);
 
             /// @return the node that this is an input of
             std::shared_ptr<Node> get_node();
 
-            /// @return the position of the node argument that uses this input
-            size_t get_argno() const { return m_argno; }
-            /// @return the position within the node argument of this tensor
-            size_t get_arg_index() const { return m_arg_index; }
             /// @return the position within all supplied tensors of this input
             size_t get_index() const { return m_index; }
             // @return the connected output
@@ -80,10 +74,8 @@ namespace ngraph
             const element::Type& get_element_type() const;
 
         protected:
-            Node* m_node;       // The node we are an input for
-            size_t m_index;     // Index into all input tensors
-            size_t m_argno;     // Arg number for this input
-            size_t m_arg_index; // Index into arg's tensors
+            Node* m_node;   // The node we are an input for
+            size_t m_index; // Index into all input tensors
             Output* m_output;
 
         private:

src/ngraph/node.cpp

@@ -34,17 +34,13 @@ Node::Node(const std::string& node_type, const std::vector<shared_ptr<Node>>& ar
 {
     // Add this node as a user of each argument.
     size_t i = 0;
-    size_t argno = 0;
     for (auto arg : m_arguments)
     {
         arg->m_users.insert(this);
-        size_t arg_index = 0;
         for (descriptor::Output& output : arg->get_outputs())
         {
-            m_inputs.emplace_back(this, i, argno, arg_index++, output);
-            i++;
+            m_inputs.emplace_back(this, i++, output);
         }
-        argno++;
     }
 }