| Index: chrome/browser/supervised_user/supervised_user_resource_throttle.cc | 
| diff --git a/chrome/browser/supervised_user/supervised_user_resource_throttle.cc b/chrome/browser/supervised_user/supervised_user_resource_throttle.cc | 
| index 23ff78bddcfbd8ce7a77cb35e09799257aaa6885..f674898cf6ec99ebb4b45ef14541c630db248190 100644 | 
| --- a/chrome/browser/supervised_user/supervised_user_resource_throttle.cc | 
| +++ b/chrome/browser/supervised_user/supervised_user_resource_throttle.cc | 
| @@ -71,6 +71,9 @@ int GetHistogramValueForFilteringBehavior( | 
| return FILTERING_BEHAVIOR_BLOCK_MANUAL; | 
| case supervised_user_error_page::DEFAULT: | 
| return FILTERING_BEHAVIOR_BLOCK_DEFAULT; | 
| +        case supervised_user_error_page::NOT_SIGNED_IN: | 
| +          // Should never happen, only used for requests from Webview | 
| +          NOTREACHED(); | 
| } | 
| case SupervisedUserURLFilter::INVALID: | 
| NOTREACHED(); | 
|  |