| Index: chrome/browser/policy/configuration_policy_handler_list.cc | 
| diff --git a/chrome/browser/policy/configuration_policy_handler_list.cc b/chrome/browser/policy/configuration_policy_handler_list.cc | 
| index b73caf7e9963131e305b5bb635402932c16a83c4..23e19cc909f40fa0f31c40804b3fddd7b4125775 100644 | 
| --- a/chrome/browser/policy/configuration_policy_handler_list.cc | 
| +++ b/chrome/browser/policy/configuration_policy_handler_list.cc | 
| @@ -336,6 +336,10 @@ ConfigurationPolicyHandlerList::ConfigurationPolicyHandlerList() { | 
| new ExtensionListPolicyHandler(key::kExtensionInstallBlacklist, | 
| prefs::kExtensionInstallDenyList, | 
| true)); | 
| +  handlers_.push_back( | 
| +      new ExtensionURLPatternListPolicyHandler( | 
| +          key::kExtensionInstallSources, | 
| +          prefs::kExtensionAllowedInstallSites)); | 
|  | 
| #if !defined(OS_CHROMEOS) | 
| handlers_.push_back(new DownloadDirPolicyHandler()); | 
|  |