Mac (cleanup): Remove WebDialogs.

chrome/browser/ui/cocoa/web_dialog_window_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_WEB_DIALOG_WINDOW_CONTROLLER_H_
-#define CHROME_BROWSER_UI_COCOA_WEB_DIALOG_WINDOW_CONTROLLER_H_
-
-#import <Cocoa/Cocoa.h>
-
-#include "base/memory/scoped_ptr.h"
-#include "ui/web_dialogs/web_dialog_ui.h"
-
-class WebDialogWindowDelegateBridge;
-
-namespace content {
-class BrowserContext;
-class WebContents;
-}
-
-// This controller manages a dialog box with properties and HTML content taken
-// from a WebDialogDelegate object.
-@interface WebDialogWindowController : NSWindowController<NSWindowDelegate> {
- @private
-  // Order here is important, as webContents_ may send messages to
-  // delegate_ when it gets destroyed.
-  scoped_ptr<WebDialogWindowDelegateBridge> delegate_;
-  scoped_ptr<content::WebContents> webContents_;
-}
-
-// Creates and shows an WebDialogWindowController with the given
-// delegate and profile. The window is automatically destroyed when it, or its
-// profile, is closed. Returns the created window.
-//
-// Make sure to use the returned window only when you know it is safe
-// to do so, i.e. before OnDialogClosed() is called on the delegate.
-+ (NSWindow*)showWebDialog:(ui::WebDialogDelegate*)delegate
-                   context:(content::BrowserContext*)context;
-
-@end
-
-@interface WebDialogWindowController (TestingAPI)
-
-// This is the designated initializer.  However, this is exposed only
-// for testing; use -showWebDialog:context: instead.
-- (id)initWithDelegate:(ui::WebDialogDelegate*)delegate
-               context:(content::BrowserContext*)context;
-
-// Loads the HTML content from the delegate; this is not a lightweight
-// process which is why it is not part of the constructor.  Must be
-// called before -showWebDialog:context:.
-- (void)loadDialogContents;
-
-@end
-
-#endif  // CHROME_BROWSER_UI_COCOA_WEB_DIALOG_WINDOW_CONTROLLER_H_