[Extenisons UI] Remove extension_action_redesign logic from the toolbar

chrome/browser/ui/toolbar/toolbar_actions_bar.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_TOOLBAR_TOOLBAR_ACTIONS_BAR_H_
 #define CHROME_BROWSER_UI_TOOLBAR_TOOLBAR_ACTIONS_BAR_H_
 
 #include <stddef.h>
 
 #include <memory>
@@ skipping 42 matching lines @@
   // A struct to contain the platform settings.
   struct PlatformSettings {
     PlatformSettings();
 
     // The spacing between each of the icons, between the start of the
     // container and the first item, and between the last item and end of
     // the container.
     int item_spacing;
     // The number of icons per row in the overflow menu.
     int icons_per_overflow_menu_row;
-    // Whether or not the overflow menu is displayed as a chevron (this is being
-    // phased out).
-    bool chevron_enabled;
   };
 
   // The type of drag that occurred in a drag-and-drop operation.
   enum DragType {
     // The icon was dragged to the same container it started in.
     DRAG_TO_SAME,
     // The icon was dragged from the main container to the overflow.
     DRAG_TO_OVERFLOW,
     // The icon was dragged from the overflow container to the main.
     DRAG_TO_MAIN,
@@ skipping 191 matching lines @@
   void OnToolbarHighlightModeChanged(bool is_highlighting) override;
   void OnToolbarModelInitialized() override;
 
   // TabStripModelObserver:
   void TabInsertedAt(TabStripModel* tab_strip_model,
                      content::WebContents* contents,
                      int index,
                      bool foreground) override;
 
   // Resizes the delegate (if necessary) to the preferred size using the given
-  // |tween_type| and optionally suppressing the chevron.
-  void ResizeDelegate(gfx::Tween::Type tween_type, bool suppress_chevron);
+  // |tween_type|.
+  void ResizeDelegate(gfx::Tween::Type tween_type);
 
   // Returns the action for the given |id|, if one exists.
   ToolbarActionViewController* GetActionForId(const std::string& action_id);
 
   // Returns the current web contents.
   content::WebContents* GetCurrentWebContents();
 
   // Reorders the toolbar actions to reflect the model and, optionally, to
   // "pop out" any overflowed actions that want to run (depending on the
   // value of |pop_out_actions_to_run|.
   void ReorderActions();
 
   // Shows an extension message bubble, if any should be shown.
   void MaybeShowExtensionBubble();
 
   // The delegate for this object (in a real build, this is the view).
   ToolbarActionsBarDelegate* delegate_;
 
   // The associated browser.
   Browser* browser_;
 
   // The observed toolbar model.
   ToolbarActionsModel* model_;
 
   // The controller for the main toolbar actions bar. This will be null if this
   // is the main bar.
   ToolbarActionsBar* main_bar_;
 
-  // Platform-specific settings for dimensions and the overflow chevron.
+  // Platform-specific settings for dimensions.
   PlatformSettings platform_settings_;
 
   // The toolbar actions.
   ToolbarActions toolbar_actions_;
 
   // The action that triggered the current popup (just a reference to an action
   // from toolbar_actions_).
   ToolbarActionViewController* popup_owner_;
 
   ScopedObserver<ToolbarActionsModel, ToolbarActionsModel::Observer>
@@ skipping 42 matching lines @@
   ScopedObserver<TabStripModel, TabStripModelObserver> tab_strip_observer_;
 
   base::ObserverList<ToolbarActionsBarObserver> observers_;
 
   base::WeakPtrFactory<ToolbarActionsBar> weak_ptr_factory_;
 
   DISALLOW_COPY_AND_ASSIGN(ToolbarActionsBar);
 };
 
 #endif  // CHROME_BROWSER_UI_TOOLBAR_TOOLBAR_ACTIONS_BAR_H_