| Index: tools/metrics/histograms/histograms.xml | 
| diff --git a/tools/metrics/histograms/histograms.xml b/tools/metrics/histograms/histograms.xml | 
| index 391242f244846eb38985d9e8a0799f8e83157fcf..b1a98337b936a77c28e0689ff741d7ddfce6bfe6 100644 | 
| --- a/tools/metrics/histograms/histograms.xml | 
| +++ b/tools/metrics/histograms/histograms.xml | 
| @@ -3414,6 +3414,11 @@ http://cs/file:chrome/histograms.xml - but prefer this file for new entries. | 
| </summary> | 
| </histogram> | 
|  | 
| +<histogram name="Blink.Binding.InitializeWindowProxy" units="ms"> | 
| +  <owner>peria@chromium.org</owner> | 
| +  <summary>Time spent initializing WindowProxy during a page loading.</summary> | 
| +</histogram> | 
| + | 
| <histogram name="Blink.Compositing.UpdateTime" units="microseconds"> | 
| <owner>paint-dev@chromium.org</owner> | 
| <summary> | 
|  |