Remove static initializer from AppListView::SetNextPaintCallback().

ui/app_list/views/app_list_view.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 UI_APP_LIST_VIEWS_APP_LIST_VIEW_H_
 #define UI_APP_LIST_VIEWS_APP_LIST_VIEW_H_
 
-#include "base/callback_forward.h"
 #include "base/memory/scoped_ptr.h"
 #include "base/observer_list.h"
 #include "ui/app_list/app_list_export.h"
 #include "ui/app_list/app_list_model_observer.h"
 #include "ui/views/bubble/bubble_delegate.h"
 
 namespace base {
 class FilePath;
 }
 
@@ skipping 71 matching lines @@
 
   // Invoked when the sign-in status is changed to switch on/off sign-in view.
   void OnSigninStatusChanged();
 
   void SetProfileByPath(const base::FilePath& profile_path);
 
   void AddObserver(Observer* observer);
   void RemoveObserver(Observer* observer);
 
   // Set a callback to be called the next time any app list paints.
-  static void SetNextPaintCallback(const base::Closure& callback);
+  static void SetNextPaintCallback(void (*callback)());
 
 #if defined(OS_WIN)
   HWND GetHWND() const;
 #endif
 
   AppListModel* model() { return model_.get(); }
   AppListMainView* app_list_main_view() { return app_list_main_view_; }
 
  private:
   void InitAsBubbleInternal(gfx::NativeView parent,
@@ skipping 36 matching lines @@
   SigninView* signin_view_;
 
   ObserverList<Observer> observers_;
 
   DISALLOW_COPY_AND_ASSIGN(AppListView);
 };
 
 }  // namespace app_list
 
 #endif  // UI_APP_LIST_VIEWS_APP_LIST_VIEW_H_