Simplify adding callbacks.

chrome/browser/ui/webui/chromeos/login/reset_screen_handler.h

Index: chrome/browser/ui/webui/chromeos/login/reset_screen_handler.h
diff --git a/chrome/browser/ui/webui/chromeos/login/reset_screen_handler.h b/chrome/browser/ui/webui/chromeos/login/reset_screen_handler.h
index f2ec23c6f2318f13025f36094d3bf7539716ad5e..dd1ddb562f58538aafed84aa64fd42766251d8a5 100644
--- a/chrome/browser/ui/webui/chromeos/login/reset_screen_handler.h
+++ b/chrome/browser/ui/webui/chromeos/login/reset_screen_handler.h
@@ -10,11 +10,6 @@
 #include "chrome/browser/ui/webui/chromeos/login/base_screen_handler.h"
 #include "content/public/browser/web_ui.h"
 
-namespace base {
-class DictionaryValue;
-class ListValue;
-}
-
 namespace chromeos {
 
 // WebUI implementation of ResetScreenActor.
@@ -39,8 +34,8 @@ class ResetScreenHandler : public ResetScreenActor,
 
  private:
   // JS messages handlers.
-  void HandleOnCancel(const base::ListValue* args);
-  void HandleOnReset(const base::ListValue* args);
+  void HandleOnCancel();
+  void HandleOnReset();
 
   Delegate* delegate_;