[Extensions UI] Update ToolbarActionsBar::NeedsOverflow() for popped out actions

chrome/browser/ui/views/toolbar/extension_toolbar_menu_view.h

 // Copyright 2014 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_UI_VIEWS_TOOLBAR_EXTENSION_TOOLBAR_MENU_VIEW_H_
 #define CHROME_BROWSER_UI_VIEWS_TOOLBAR_EXTENSION_TOOLBAR_MENU_VIEW_H_
 
 #include "base/macros.h"
 #include "base/memory/weak_ptr.h"
 #include "base/scoped_observer.h"
@@ skipping 15 matching lines @@
 // In the event that the app menu was opened for an Extension Action drag-and-
 // drop, this will also close the menu upon completion.
 class ExtensionToolbarMenuView : public views::ScrollView,
                                  public ToolbarActionsBarObserver {
  public:
   ExtensionToolbarMenuView(Browser* browser,
                            AppMenu* app_menu,
                            views::MenuItemView* menu_item);
   ~ExtensionToolbarMenuView() override;
 
-  // Returns whether the app menu should show this view. This is true when
-  // either |container_| has icons to display or the menu was opened for a drag-
-  // and-drop operation.
-  bool ShouldShow();
-
   // views::View:
   gfx::Size GetPreferredSize() const override;
   int GetHeightForWidth(int width) const override;
   void Layout() override;
 
   BrowserActionsContainer* container_for_testing() {
     return container_;
   }
 
   // Sets the time delay the app menu takes to close after a drag-and-drop
@@ skipping 32 matching lines @@
 
   ScopedObserver<ToolbarActionsBar, ToolbarActionsBarObserver>
       toolbar_actions_bar_observer_;
 
   base::WeakPtrFactory<ExtensionToolbarMenuView> weak_factory_;
 
   DISALLOW_COPY_AND_ASSIGN(ExtensionToolbarMenuView);
 };
 
 #endif  // CHROME_BROWSER_UI_VIEWS_TOOLBAR_EXTENSION_TOOLBAR_MENU_VIEW_H_