| Index: tools/metrics/histograms/histograms.xml
 | 
| diff --git a/tools/metrics/histograms/histograms.xml b/tools/metrics/histograms/histograms.xml
 | 
| index 543fa7e2cc5986675dd7fe8705bbb80713bfbfd2..28c8d81a843bd92c0703de07e3eeb011a34f6bdb 100644
 | 
| --- a/tools/metrics/histograms/histograms.xml
 | 
| +++ b/tools/metrics/histograms/histograms.xml
 | 
| @@ -105698,6 +105698,7 @@ value.
 | 
|    <int value="6" label="Extensions"/>
 | 
|    <int value="7" label="Open Tabs"/>
 | 
|    <int value="8" label="Apps"/>
 | 
| +  <int value="11" label="Reading List"/>
 | 
|  </enum>
 | 
|  
 | 
|  <enum name="UserType" type="int">
 | 
| 
 |