Split extensions::MenuManager instance out from ExtensionService.

chrome/browser/extensions/menu_manager.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_MENU_MANAGER_H_
 #define CHROME_BROWSER_EXTENSIONS_MENU_MANAGER_H_
 
 #include <map>
 #include <set>
 #include <string>
 #include <vector>
 
 #include "base/basictypes.h"
 #include "base/compiler_specific.h"
 #include "base/gtest_prod_util.h"
 #include "base/memory/scoped_ptr.h"
 #include "base/memory/weak_ptr.h"
 #include "base/strings/string16.h"
 #include "base/values.h"
 #include "chrome/browser/extensions/extension_icon_manager.h"
+#include "components/browser_context_keyed_service/browser_context_keyed_service.h"
 #include "content/public/browser/notification_observer.h"
 #include "content/public/browser/notification_registrar.h"
 #include "extensions/common/url_pattern_set.h"
 
 
 class Profile;
 class SkBitmap;
 
 namespace content {
 class WebContents;
 struct ContextMenuParams;
 }
 
 namespace extensions {
 class Extension;
+class StateStore;
 
 // Represents a menu item added by an extension.
 class MenuItem {
  public:
   // A list of MenuItems.
   typedef std::vector<MenuItem*> List;
 
   // An Id uniquely identifies a context menu item registered by an extension.
   struct Id {
     Id();
@@ skipping 190 matching lines @@
   URLPatternSet target_url_patterns_;
 
   // Any children this item may have.
   List children_;
 
   DISALLOW_COPY_AND_ASSIGN(MenuItem);
 };
 
 // This class keeps track of menu items added by extensions.
 class MenuManager : public content::NotificationObserver,
-                    public base::SupportsWeakPtr<MenuManager> {
+                    public base::SupportsWeakPtr<MenuManager>,
+                    public BrowserContextKeyedService {
  public:
-  explicit MenuManager(Profile* profile);
+  MenuManager(Profile* profile, StateStore* store_);
   virtual ~MenuManager();
 
+  // Convenience function to get the MenuManager for a Profile.
+  static MenuManager* Get(Profile* profile);
+
   // Returns the ids of extensions which have menu items registered.
   std::set<std::string> ExtensionIds();
 
   // Returns a list of all the *top-level* menu items (added via AddContextItem)
   // for the given extension id, *not* including child items (added via
   // AddChildItem); although those can be reached via the top-level items'
   // children. A view can then decide how to display these, including whether to
   // put them into a submenu if there are more than 1.
   const MenuItem::List* MenuItems(const std::string& extension_id);
 
@@ skipping 83 matching lines @@
   // all items the menu manager knows about, including all children of top-level
   // items.
   std::map<MenuItem::Id, MenuItem*> items_by_id_;
 
   content::NotificationRegistrar registrar_;
 
   ExtensionIconManager icon_manager_;
 
   Profile* profile_;
 
+  // Owned by ExtensionSystem.
+  StateStore* store_;
+
   DISALLOW_COPY_AND_ASSIGN(MenuManager);
 };
 
 }  // namespace extensions
 
 #endif  // CHROME_BROWSER_EXTENSIONS_MENU_MANAGER_H_