Make ChromeExtensionChooserDialog::ShowDialog work for MacViews

chrome/browser/ui/cocoa/chooser_content_view.h

-// Copyright 2016 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_CHOOSER_CONTENT_VIEW_H_
-#define CHROME_BROWSER_UI_COCOA_CHOOSER_CONTENT_VIEW_H_
-
-#import <Cocoa/Cocoa.h>
-
-#include "base/mac/scoped_nsobject.h"
-
-// A chooser content view class that user can select an option.
-@interface ChooserContentView : NSView {
- @private
-  base::scoped_nsobject<NSTextField> titleView_;
-  base::scoped_nsobject<NSScrollView> scrollView_;
-  base::scoped_nsobject<NSTableColumn> tableColumn_;
-  base::scoped_nsobject<NSTableView> tableView_;
-  base::scoped_nsobject<NSButton> connectButton_;
-  base::scoped_nsobject<NSButton> cancelButton_;
-  base::scoped_nsobject<NSBox> separator_;
-  base::scoped_nsobject<NSTextField> message_;
-  base::scoped_nsobject<NSButton> helpButton_;
-}
-
-// Designated initializer.
-- (instancetype)initWithChooserTitle:(NSString*)chooserTitle;
-
-// Creates the title for the chooser.
-- (base::scoped_nsobject<NSTextField>)createChooserTitle:(NSString*)title;
-
-// Creates a button with |title|.
-- (base::scoped_nsobject<NSButton>)createButtonWithTitle:(NSString*)title;
-
-// Creates the "Connect" button.
-- (base::scoped_nsobject<NSButton>)createConnectButton;
-
-// Creates the "Cancel" button.
-- (base::scoped_nsobject<NSButton>)createCancelButton;
-
-// Creates the separator.
-- (base::scoped_nsobject<NSBox>)createSeparator;
-
-// Creates the message.
-- (base::scoped_nsobject<NSTextField>)createMessage;
-
-// Creates the "Get help" button.
-- (base::scoped_nsobject<NSButton>)createHelpButton;
-
-// Gets the table view for the chooser.
-- (NSTableView*)tableView;
-
-// Gets the "Connect" button.
-- (NSButton*)connectButton;
-
-// Gets the "Cancel" button.
-- (NSButton*)cancelButton;
-
-// Gets the "Get help" button.
-- (NSButton*)helpButton;
-
-@end
-
-#endif  // CHROME_BROWSER_UI_COCOA_CHOOSER_CONTENT_VIEW_H_