Pass errors generated during limited-user registration up to the UI for display.

chrome/browser/ui/webui/options/browser_options_handler.h

Index: chrome/browser/ui/webui/options/browser_options_handler.h
===================================================================
--- chrome/browser/ui/webui/options/browser_options_handler.h	(revision 203598)
+++ chrome/browser/ui/webui/options/browser_options_handler.h	(working copy)
@@ -153,15 +153,20 @@
   //   3: a flag stating whether the user should be managed (optional, boolean)
   void CreateProfile(const base::ListValue* args);
 
-  // Handles final tasks when a new profile has been created, running any queued
-  // callbacks and updating the UI.
-  void OnProfileCreated(
+  // Updates the UI as the final task after a new profile has been created.
+  void OnProfileCreatedShowUserFeedback(
       chrome::HostDesktopType desktop_type,
       bool is_managed,
-      const std::vector<ProfileManager::CreateCallback>& callbacks,
       Profile* profile,
       Profile::CreateStatus status);
 
+  // Deletes the given profile. Expects one argument:
+  //   0: profile file path (string)
+  void DeleteProfile(const base::ListValue* args);
+
+  // Deletes the profile at the given |file_path|.
+  void DeleteProfileAtPath(base::FilePath file_path);
+
   void ObserveThemeChanged();
   void ThemesReset(const base::ListValue* args);
 #if defined(TOOLKIT_GTK)