NTP_TILE_EXPERIMENT_ACTION_TOO_FEW_URLS_TILES_1_4   55 chrome/browser/history/most_visited_tiles_experiment.cc       LogInHistogram(NTP_TILE_EXPERIMENT_ACTION_TOO_FEW_URLS_TILES_1_4);
NTP_TILE_EXPERIMENT_ACTION_TOO_FEW_URLS_TILES_1_4  355 chrome/browser/history/most_visited_tiles_experiment_unittest.cc       ValidateMetrics(NTP_TILE_EXPERIMENT_ACTION_TOO_FEW_URLS_TILES_1_4));