remove description of default implementation of declare/parse parameters in plugins

include/aspect/boundary_traction/ascii_data.h

@@ -95,20 +95,14 @@ namespace aspect
         update () override;
 
         /**
-         * Declare the parameters this class takes through input files. The
-         * default implementation of this function does not describe any
-         * parameters. Consequently, derived classes do not have to overload
-         * this function if they do not take any runtime parameters.
+         * Declare the parameters this class takes through input files.
          */
         static
         void
         declare_parameters (ParameterHandler &prm);
 
         /**
          * Read the parameters this class declares from the parameter file.
-         * The default implementation of this function does not read any
-         * parameters. Consequently, derived classes do not have to overload
-         * this function if they do not take any runtime parameters.
          */
         void
         parse_parameters (ParameterHandler &prm) override;

include/aspect/geometry_model/spherical_shell.h

@@ -329,20 +329,14 @@ namespace aspect
 
 
         /**
-         * Declare the parameters this class takes through input files. The
-         * default implementation of this function does not describe any
-         * parameters. Consequently, derived classes do not have to overload
-         * this function if they do not take any runtime parameters.
+         * Declare the parameters this class takes through input files.
          */
         static
         void
         declare_parameters (ParameterHandler &prm);
 
         /**
          * Read the parameters this class declares from the parameter file.
-         * The default implementation of this function does not read any
-         * parameters. Consequently, derived classes do not have to overload
-         * this function if they do not take any runtime parameters.
          */
         void
         parse_parameters (ParameterHandler &prm) override;

include/aspect/gravity_model/ascii_data.h

@@ -61,20 +61,14 @@ namespace aspect
         Tensor<1,dim> gravity_vector (const Point<dim> &position) const override;
 
         /**
-         * Declare the parameters this class takes through input files. The
-         * default implementation of this function does not describe any
-         * parameters. Consequently, derived classes do not have to overload
-         * this function if they do not take any runtime parameters.
+         * Declare the parameters this class takes through input files.
          */
         static
         void
         declare_parameters (ParameterHandler &prm);
 
         /**
          * Read the parameters this class declares from the parameter file.
-         * The default implementation of this function does not read any
-         * parameters. Consequently, derived classes do not have to overload
-         * this function if they do not take any runtime parameters.
          */
         void
         parse_parameters (ParameterHandler &prm) override;

include/aspect/initial_composition/world_builder.h

@@ -65,20 +65,14 @@ namespace aspect
         double initial_composition (const Point<dim> &position, const unsigned int n_comp) const override;
 
         /**
-         * Declare the parameters this class takes through input files. The
-         * default implementation of this function does not describe any
-         * parameters. Consequently, derived classes do not have to overload
-         * this function if they do not take any runtime parameters.
+         * Declare the parameters this class takes through input files.
          */
         static
         void
         declare_parameters (ParameterHandler &prm);
 
         /**
          * Read the parameters this class declares from the parameter file.
-         * The default implementation of this function does not read any
-         * parameters. Consequently, derived classes do not have to overload
-         * this function if they do not take any runtime parameters.
          */
         void
         parse_parameters (ParameterHandler &prm) override;