[Extenisons UI] Remove extension_action_redesign logic from the toolbar

chrome/browser/ui/toolbar/toolbar_actions_bar.h

Index: chrome/browser/ui/toolbar/toolbar_actions_bar.h
diff --git a/chrome/browser/ui/toolbar/toolbar_actions_bar.h b/chrome/browser/ui/toolbar/toolbar_actions_bar.h
index 36752181bc0d47a3969eb14524e35e6a25fc6ae4..6a7f37fbeff7113b56ea1f2e47f640b7fdb3f323 100644
--- a/chrome/browser/ui/toolbar/toolbar_actions_bar.h
+++ b/chrome/browser/ui/toolbar/toolbar_actions_bar.h
@@ -60,9 +60,6 @@ class ToolbarActionsBar : public ToolbarActionsModel::Observer,
     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.
@@ -274,8 +271,8 @@ class ToolbarActionsBar : public ToolbarActionsModel::Observer,
                      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);
@@ -304,7 +301,7 @@ class ToolbarActionsBar : public ToolbarActionsModel::Observer,
   // 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.