| Index: Source/core/frame/UseCounter.h | 
| diff --git a/Source/core/frame/UseCounter.h b/Source/core/frame/UseCounter.h | 
| index e749ed411025d99d590aad7e381fb56ea82b12b0..a330c0dcb00abaf624a9028114593abd8c819d81 100644 | 
| --- a/Source/core/frame/UseCounter.h | 
| +++ b/Source/core/frame/UseCounter.h | 
| @@ -490,6 +490,8 @@ public: | 
| WheelEventWheelDeltaX = 491, | 
| WheelEventWheelDeltaY = 492, | 
| WheelEventWheelDelta = 493, | 
| +        SendBeacon = 494, | 
| +        SendBeaconQuotaExceeded = 495, | 
| // Add new features immediately above this line. Don't change assigned | 
| // numbers of any item, and don't reuse removed slots. | 
| // Also, run update_use_counter_feature_enum.py in chromium/src/tools/metrics/histograms/ | 
|  |