Supervised users: Slightly relax restrictions around extensions.

chrome/browser/ui/webui/extensions/extension_settings_handler.cc

Index: chrome/browser/ui/webui/extensions/extension_settings_handler.cc
diff --git a/chrome/browser/ui/webui/extensions/extension_settings_handler.cc b/chrome/browser/ui/webui/extensions/extension_settings_handler.cc
index 64afdb06a641a015f6edfb6be17a9622683da322..7245cdb4c7adf2361ded80ffaef846fcce7650e9 100644
--- a/chrome/browser/ui/webui/extensions/extension_settings_handler.cc
+++ b/chrome/browser/ui/webui/extensions/extension_settings_handler.cc
@@ -271,6 +271,11 @@ base::DictionaryValue* ExtensionSettingsHandler::CreateExtensionDetailValue(
   // recommended install.
   DCHECK(!(managed_install || recommended_install) || !suspicious_install);
 
+  // |web_ui()| can be null in unit tests.
+  bool installed_by_custodian = web_ui() &&
+      util::IsExtensionSupervised(extension, Profile::FromWebUI(web_ui()));
+  extension_data->SetBoolean("installedByCustodian", installed_by_custodian);
+
   GURL icon =
       ExtensionIconSource::GetIconURL(extension,
                                       extension_misc::EXTENSION_ICON_MEDIUM,
@@ -1113,6 +1118,9 @@ void ExtensionSettingsHandler::HandleAllowFileAccessMessage(
   if (!extension)
     return;
 
+  if (util::IsExtensionSupervised(extension, Profile::FromWebUI(web_ui())))
+    return;
+
   if (!management_policy_->UserMayModifySettings(extension, NULL)) {
     LOG(ERROR) << "An attempt was made to change allow file access of an"
                << " extension that is non-usermanagable. Extension id : "