| Index: components/metrics/call_stack_profile_metrics_provider.cc | 
| diff --git a/components/metrics/call_stack_profile_metrics_provider.cc b/components/metrics/call_stack_profile_metrics_provider.cc | 
| index b4d6afe5719f70bffeb09293208a20dd970299c9..15840e9622919e8a454740d5942c0eb3535e8912 100644 | 
| --- a/components/metrics/call_stack_profile_metrics_provider.cc | 
| +++ b/components/metrics/call_stack_profile_metrics_provider.cc | 
| @@ -95,7 +95,7 @@ class PendingProfiles { | 
| void ResetToDefaultStateForTesting(); | 
|  | 
| private: | 
| -  friend struct DefaultSingletonTraits<PendingProfiles>; | 
| +  friend struct base::DefaultSingletonTraits<PendingProfiles>; | 
|  | 
| PendingProfiles(); | 
| ~PendingProfiles(); | 
| @@ -119,8 +119,8 @@ class PendingProfiles { | 
| // static | 
| PendingProfiles* PendingProfiles::GetInstance() { | 
| // Leaky for performance rather than correctness reasons. | 
| -  return Singleton<PendingProfiles, | 
| -                   LeakySingletonTraits<PendingProfiles>>::get(); | 
| +  return base::Singleton<PendingProfiles, | 
| +                         base::LeakySingletonTraits<PendingProfiles>>::get(); | 
| } | 
|  | 
| void PendingProfiles::Clear() { | 
|  |