views: Rename MenuButtonDelegate::RunMenu to something more obvious.

ui/views/controls/button/menu_button.h

Index: ui/views/controls/button/menu_button.h
diff --git a/ui/views/controls/button/menu_button.h b/ui/views/controls/button/menu_button.h
index 35702fe18f57e621ac9d75c7fb69e33a3188d03a..d37044bdbb062d59b4cfa2eff3161ab1cc9c6505 100644
--- a/ui/views/controls/button/menu_button.h
+++ b/ui/views/controls/button/menu_button.h
@@ -17,7 +17,7 @@
 namespace views {
 
 class MouseEvent;
-class MenuButtonDelegate;
+class MenuButtonListener;
 
 
 ////////////////////////////////////////////////////////////////////////////////
@@ -34,7 +34,7 @@ class VIEWS_EXPORT MenuButton : public TextButton {
   // Create a Button.
   MenuButton(ButtonListener* listener,
              const string16& text,
-             MenuButtonDelegate* menu_delegate,
+             MenuButtonListener* menu_button_listener,
              bool show_menu_marker);
   virtual ~MenuButton();
 
@@ -83,8 +83,8 @@ class VIEWS_EXPORT MenuButton : public TextButton {
   // the button is not part of the displayed menu.
   base::Time menu_closed_time_;
 
-  // The associated menu's resource identifier.
-  MenuButtonDelegate* menu_delegate_;
+  // Our listener. Not owned.
+  MenuButtonListener* listener_;
 
   // Whether or not we're showing a drop marker.
   bool show_menu_marker_;