nir: Remove some pointless delta between vulkan and master

src/compiler/nir/glsl_to_nir.cpp

@@ -391,7 +391,6 @@ nir_visitor::visit(ir_variable *ir)
    }
 
    var->data.index = ir->data.index;
-   var->data.descriptor_set = 0;
    var->data.binding = ir->data.binding;
    var->data.offset = ir->data.offset;
    var->data.image.read_only = ir->data.image_read_only;

src/compiler/nir/nir.h

@@ -2217,8 +2217,6 @@ void nir_lower_outputs_to_temporaries(nir_shader *shader,
                                       nir_function *entrypoint);
 void nir_shader_gather_info(nir_shader *shader, nir_function_impl *entrypoint);
 
-void nir_shader_gather_info(nir_shader *shader, nir_function_impl *entrypoint);
-
 void nir_assign_var_locations(struct exec_list *var_list,
                               unsigned *size,
                               int (*type_size)(const struct glsl_type *));