components: Create web_modal component.

chrome/browser/ui/cocoa/constrained_web_dialog_delegate_mac.mm

 // 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.
 
 #include "chrome/browser/ui/webui/constrained_web_dialog_delegate_base.h"
 
 #import <Cocoa/Cocoa.h>
 
 #include "base/memory/scoped_nsobject.h"
 #import "chrome/browser/ui/cocoa/constrained_window/constrained_window_custom_sheet.h"
 #import "chrome/browser/ui/cocoa/constrained_window/constrained_window_custom_window.h"
 #import "chrome/browser/ui/cocoa/constrained_window/constrained_window_mac.h"
 #include "content/public/browser/web_contents.h"
 #include "content/public/browser/web_contents_view.h"
 #include "ui/gfx/size.h"
 #include "ui/web_dialogs/web_dialog_delegate.h"
 #include "ui/web_dialogs/web_dialog_ui.h"
 #include "ui/web_dialogs/web_dialog_web_contents_delegate.h"
 
 using content::WebContents;
 using ui::WebDialogDelegate;
 using ui::WebDialogWebContentsDelegate;
+using web_modal::NativeWebContentsModalDialog;
 
 namespace {
 
 class ConstrainedWebDialogDelegateMac
     : public ConstrainedWebDialogDelegateBase {
  public:
   ConstrainedWebDialogDelegateMac(
       content::BrowserContext* browser_context,
       WebDialogDelegate* delegate,
       WebDialogWebContentsDelegate* tab_delegate)
@@ skipping 98 matching lines @@
         content::BrowserContext* browser_context,
         WebDialogDelegate* delegate,
         WebDialogWebContentsDelegate* tab_delegate,
         content::WebContents* web_contents) {
   // Deleted when the dialog closes.
   ConstrainedWebDialogDelegateViewMac* constrained_delegate =
       new ConstrainedWebDialogDelegateViewMac(
           browser_context, delegate, tab_delegate, web_contents);
   return constrained_delegate;
 }