Apps&Extensions for supervised users: Allow the custodian to remotely uninstall extensions.

chrome/browser/ui/app_list/app_list_syncable_service.cc

Index: chrome/browser/ui/app_list/app_list_syncable_service.cc
diff --git a/chrome/browser/ui/app_list/app_list_syncable_service.cc b/chrome/browser/ui/app_list/app_list_syncable_service.cc
index 2f0cddaef010e47808f3f79a8c9ae91ce68a3d63..62da816edbbc3098639556c8d6333bee5c8ac12a 100644
--- a/chrome/browser/ui/app_list/app_list_syncable_service.cc
+++ b/chrome/browser/ui/app_list/app_list_syncable_service.cc
@@ -116,9 +116,15 @@ bool IsUnRemovableDefaultApp(const std::string& id) {
 }
 
 void UninstallExtension(ExtensionService* service, const std::string& id) {
-  if (service && service->GetInstalledExtension(id))
-    service->UninstallExtension(
-        id, ExtensionService::UNINSTALL_REASON_SYNC, NULL);
+  const extensions::Extension* extension =
+      service ? service->GetInstalledExtension(id) : NULL;
+  if (extension) {
+    ExtensionService::UninstallReason reason =
+        extension->was_installed_by_custodian() ?
+            ExtensionService::UNINSTALL_REASON_SYNC_BY_CUSTODIAN :
+            ExtensionService::UNINSTALL_REASON_SYNC;
+    service->UninstallExtension(id, reason, NULL);
+  }
 }
 
 bool GetAppListItemType(AppListItem* item,