[Mac] Fix bugs in resizing the browser actions area next to the omnibox.

chrome/browser/ui/cocoa/toolbar/toolbar_controller.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_UI_COCOA_TOOLBAR_TOOLBAR_CONTROLLER_H_
 #define CHROME_BROWSER_UI_COCOA_TOOLBAR_TOOLBAR_CONTROLLER_H_
 
 #import <Cocoa/Cocoa.h>
 
 #include <memory>
 
 #include "base/mac/scoped_nsobject.h"
 #import "chrome/browser/ui/cocoa/has_weak_browser_pointer.h"
 #import "chrome/browser/ui/cocoa/url_drop_target.h"
 #import "chrome/browser/ui/cocoa/view_resizer.h"
 #include "components/prefs/pref_member.h"
 #import "ui/base/cocoa/tracking_area.h"
 
 @class AutocompleteTextField;
 @class AutocompleteTextFieldEditor;
 @class BackForwardMenuController;
 class Browser;
 @class BrowserActionsContainerView;
-class BrowserActionsContainerViewSizeDelegate;
 @class BrowserActionsController;
 class CommandUpdater;
 class LocationBarViewMac;
 @class MenuButton;
 class Profile;
 @class ReloadButton;
 @class ToolbarButton;
 @class AppMenuController;
 
 namespace content {
@@ skipping 29 matching lines @@
   Profile* profile_;  // weak, one per window
   Browser* browser_;  // weak, one per window
   std::unique_ptr<ToolbarControllerInternal::CommandObserverBridge>
       commandObserver_;
   std::unique_ptr<LocationBarViewMac> locationBarView_;
   base::scoped_nsobject<AutocompleteTextFieldEditor>
       autocompleteTextFieldEditor_;
   base::scoped_nsobject<BackForwardMenuController> backMenuController_;
   base::scoped_nsobject<BackForwardMenuController> forwardMenuController_;
   base::scoped_nsobject<BrowserActionsController> browserActionsController_;
-  std::unique_ptr<BrowserActionsContainerViewSizeDelegate>
-      browserActionsContainerDelegate_;
 
   // Lazily-instantiated menu controller.
   base::scoped_nsobject<AppMenuController> appMenuController_;
 
   // Used for monitoring the optional toolbar button prefs.
   std::unique_ptr<ToolbarControllerInternal::NotificationBridge>
       notificationBridge_;
   BooleanPrefMember showHomeButton_;
   BOOL hasToolbar_;  // If NO, we may have only the location bar.
   BOOL hasLocationBar_;  // If |hasToolbar_| is YES, this must also be YES.
@@ skipping 117 matching lines @@
 - (void)installAppMenu;
 // Return a hover button for the current event.
 - (NSButton*)hoverButtonForEvent:(NSEvent*)theEvent;
 // Adjusts browser actions container view in response to toolbar frame changes.
 // Outside of tests, called in response to frame changed/new window
 // notifications.
 - (void)toolbarFrameChanged;
 @end
 
 #endif  // CHROME_BROWSER_UI_COCOA_TOOLBAR_TOOLBAR_CONTROLLER_H_