Only return the visible page actions from PageActionController.

chrome/browser/extensions/action_box_controller.h

 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef CHROME_BROWSER_EXTENSIONS_ACTION_BOX_CONTROLLER_H_
 #define CHROME_BROWSER_EXTENSIONS_ACTION_BOX_CONTROLLER_H_
 #pragma once
 
+#include <set>
 #include <string>
 #include <vector>
 
 #include "base/memory/scoped_ptr.h"
 
 class ExtensionAction;
 
 namespace extensions {
 
 // Controller of the "badges" (aka "page actions") in the UI.
 class ActionBoxController {
  public:
-  // UI decoration on a page box item.
-  enum Decoration {
-    DECORATION_NONE,
-  };
-
-  // Data about a UI badge.
-  struct Data {
-    // The type of decoration that should be applied to the badge.
-    Decoration decoration;
-
-    // The ExtensionAction that corresponds to the badge.
-    ExtensionAction* action;
-  };
-
-  typedef std::vector<Data> DataList;
-
   // The reaction that the UI should take after executing |OnClicked|.
   enum Action {
     ACTION_NONE,
     ACTION_SHOW_POPUP,
     ACTION_SHOW_CONTEXT_MENU,
   };
 
   virtual ~ActionBoxController() {}
 
-  // Gets the badge data for all extensions.
-  virtual scoped_ptr<DataList> GetAllBadgeData() = 0;
+  // Utility to add any actions to |out| which aren't present in |actions|.
+  static void AddMissingActions(
+      const std::set<ExtensionAction*>& actions,
+      std::vector<ExtensionAction*>* out);
+
+  // Gets the action data for all extensions.
+  virtual scoped_ptr<std::vector<ExtensionAction*> > GetCurrentActions() = 0;
 
   // Notifies this that the badge for an extension has been clicked with some
   // mouse button (1 for left, 2 for middle, and 3 for right click), and
   // returns the action that should be taken in response (if any).
   virtual Action OnClicked(const std::string& extension_id,
                            int mouse_button) = 0;
 };
 
 }  // namespace extensions
 
 #endif  // CHROME_BROWSER_EXTENSIONS_ACTION_BOX_CONTROLLER_H_