Introduce NativeWebContentsModalDialogManagerDelegate interface

chrome/browser/ui/web_contents_modal_dialog_manager.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_WEB_CONTENTS_MODAL_DIALOG_MANAGER_H_
 #define CHROME_BROWSER_UI_WEB_CONTENTS_MODAL_DIALOG_MANAGER_H_
 
 #include <deque>
 
 #include "base/memory/scoped_ptr.h"
 #include "chrome/browser/ui/native_web_contents_modal_dialog_manager.h"
 #include "content/public/browser/web_contents_observer.h"
 #include "content/public/browser/web_contents_user_data.h"
 #include "ui/gfx/native_widget_types.h"
 
 class WebContentsModalDialog;
 class WebContentsModalDialogManagerDelegate;
 
 // Per-WebContents class to manage WebContents-modal dialogs.
 class WebContentsModalDialogManager
-    : public content::WebContentsObserver,
+    : public NativeWebContentsModalDialogManagerDelegate,
+      public content::WebContentsObserver,
       public content::WebContentsUserData<WebContentsModalDialogManager> {
  public:
   virtual ~WebContentsModalDialogManager();
 
   WebContentsModalDialogManagerDelegate* delegate() const { return delegate_; }
   void set_delegate(WebContentsModalDialogManagerDelegate* d) { delegate_ = d; }
 
   static NativeWebContentsModalDialogManager* CreateNativeManager(
-      WebContentsModalDialogManager* manager);
+      NativeWebContentsModalDialogManagerDelegate* native_delegate);
 
   // Adds the given dialog to the list of child dialogs. The dialog will notify
   // via WillClose() when it is being destroyed.
   void AddDialog(WebContentsModalDialog* dialog);
 
-  // Called when a WebContentsModalDialogs we own is about to be closed.
-  void WillClose(WebContentsModalDialog* dialog);
-
   // Blocks/unblocks interaction with renderer process.
   void BlockWebContentsInteraction(bool blocked);
 
   // Returns true if a dialog is currently being shown.
   bool IsShowingDialog() const;
 
   // Focus the topmost modal dialog.  IsShowingDialog() must be true when
   // calling this function.
   void FocusTopmostDialog();
 
+  // Overriden from NativeWebContentsModalDialogManagerDelegate:
+  // Called when a WebContentsModalDialogs we own is about to be closed.
+  virtual void WillClose(WebContentsModalDialog* dialog) OVERRIDE;
+
   // For testing.
   class TestApi {
    public:
     explicit TestApi(WebContentsModalDialogManager* manager)
         : manager_(manager) {}
 
     void CloseAllDialogs() { manager_->CloseAllDialogs(); }
     void ResetNativeManager(NativeWebContentsModalDialogManager* delegate) {
       manager_->native_manager_.reset(delegate);
     }
@@ skipping 39 matching lines @@
   // Delegate for native UI-specific functions on the dialog.
   scoped_ptr<NativeWebContentsModalDialogManager> native_manager_;
 
   // All active dialogs.
   WebContentsModalDialogList child_dialogs_;
 
   DISALLOW_COPY_AND_ASSIGN(WebContentsModalDialogManager);
 };
 
 #endif  // CHROME_BROWSER_UI_WEB_CONTENTS_MODAL_DIALOG_MANAGER_H_