47     const IterationSummary& summary) {  in operator ()()  argument
48   if (summary.step_is_successful) {  in operator ()()
63     const IterationSummary& summary) {  in operator ()()  argument
70                           summary.iteration,  in operator ()()
71                           summary.cost,  in operator ()()
72                           summary.cost_change,  in operator ()()
73                           summary.gradient_max_norm,  in operator ()()
74                           summary.step_norm,  in operator ()()
75                           summary.step_size,  in operator ()()
76                           summary.line_search_function_evaluations,  in operator ()()
77                           summary.iteration_time_in_seconds,  in operator ()()
78                           summary.cumulative_time_in_seconds);  in operator ()()
80     if (summary.iteration == 0) {  in operator ()()
86                           summary.iteration,  in operator ()()
87                           summary.cost,  in operator ()()
88                           summary.cost_change,  in operator ()()
89                           summary.gradient_max_norm,  in operator ()()
90                           summary.step_norm,  in operator ()()
91                           summary.relative_decrease,  in operator ()()
92                           summary.trust_region_radius,  in operator ()()
93                           summary.linear_solver_iterations,  in operator ()()
94                           summary.iteration_time_in_seconds,  in operator ()()
95                           summary.cumulative_time_in_seconds);  in operator ()()