diff options
Diffstat (limited to 'chromium/ui/base/prediction/prediction_metrics_handler.h')
| -rw-r--r-- | chromium/ui/base/prediction/prediction_metrics_handler.h | 8 |
1 files changed, 7 insertions, 1 deletions
diff --git a/chromium/ui/base/prediction/prediction_metrics_handler.h b/chromium/ui/base/prediction/prediction_metrics_handler.h index 648ccdd9998..24167f5954f 100644 --- a/chromium/ui/base/prediction/prediction_metrics_handler.h +++ b/chromium/ui/base/prediction/prediction_metrics_handler.h @@ -25,7 +25,7 @@ class PredictionMetricsHandlerTest; // few metrics. class COMPONENT_EXPORT(UI_BASE_PREDICTION) PredictionMetricsHandler { public: - explicit PredictionMetricsHandler(); + explicit PredictionMetricsHandler(const char* histogram_name); ~PredictionMetricsHandler(); // Struct used to store predicted and real event information. @@ -103,6 +103,12 @@ class COMPONENT_EXPORT(UI_BASE_PREDICTION) PredictionMetricsHandler { base::Optional<gfx::PointF> last_predicted_ = base::nullopt; // The first real event position which time is later than the predicted time. gfx::PointF next_real_; + + // Beginning of the full histogram name. It will have the various metrics' + // names (.OverPrediction, .UnderPrediction, .WrongDirection, + // .PredictionJitter, .VisualJitter) appended to it when counting the metric + // in a histogram. + const char* const histogram_name_; }; } // namespace ui |