content: Remove usage of NOTIFICATION_WEB_CONTENTS_DESTROYED from content

content/shell/shell.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 CONTENT_SHELL_SHELL_H_
 #define CONTENT_SHELL_SHELL_H_
 
 
 #include <vector>
 
 #include "base/basictypes.h"
@@ skipping 132 matching lines @@
   virtual void ActivateContents(WebContents* contents) OVERRIDE;
   virtual void DeactivateContents(WebContents* contents) OVERRIDE;
 
  private:
   enum UIControl {
     BACK_BUTTON,
     FORWARD_BUTTON,
     STOP_BUTTON
   };
 
+  class DevToolsWebContentsObserver;
+
   explicit Shell(WebContents* web_contents);
 
   // Helper to create a new Shell given a newly created WebContents.
   static Shell* CreateShell(WebContents* web_contents,
                             const gfx::Size& initial_size);
 
   // Helper for one time initialization of application
   static void PlatformInitialize(const gfx::Size& default_window_size);
 
   // All the methods that begin with Platform need to be implemented by the
@@ skipping 21 matching lines @@
       const WebContents* web_contents) const;
 #endif
 
   gfx::NativeView GetContentView();
 
   // NotificationObserver
   virtual void Observe(int type,
                        const NotificationSource& source,
                        const NotificationDetails& details) OVERRIDE;
 
+  void OnDevToolsWebContentsDestroyed();
+
 #if defined(OS_WIN) && !defined(USE_AURA)
   static ATOM RegisterWindowClass();
   static LRESULT CALLBACK WndProc(HWND, UINT, WPARAM, LPARAM);
   static LRESULT CALLBACK EditWndProc(HWND, UINT, WPARAM, LPARAM);
 #elif defined(TOOLKIT_GTK)
   CHROMEGTK_CALLBACK_0(Shell, void, OnBackButtonClicked);
   CHROMEGTK_CALLBACK_0(Shell, void, OnForwardButtonClicked);
   CHROMEGTK_CALLBACK_0(Shell, void, OnReloadButtonClicked);
   CHROMEGTK_CALLBACK_0(Shell, void, OnStopButtonClicked);
   CHROMEGTK_CALLBACK_0(Shell, void, OnURLEntryActivate);
   CHROMEGTK_CALLBACK_0(Shell, gboolean, OnWindowDestroyed);
 
   CHROMEG_CALLBACK_3(Shell, gboolean, OnCloseWindowKeyPressed, GtkAccelGroup*,
                      GObject*, guint, GdkModifierType);
   CHROMEG_CALLBACK_3(Shell, gboolean, OnNewWindowKeyPressed, GtkAccelGroup*,
                      GObject*, guint, GdkModifierType);
   CHROMEG_CALLBACK_3(Shell, gboolean, OnHighlightURLView, GtkAccelGroup*,
                      GObject*, guint, GdkModifierType);
   CHROMEG_CALLBACK_3(Shell, gboolean, OnReloadKeyPressed, GtkAccelGroup*,
                      GObject*, guint, GdkModifierType);
 #endif
 
   scoped_ptr<ShellJavaScriptDialogManager> dialog_manager_;
 
   scoped_ptr<WebContents> web_contents_;
 
+  scoped_ptr<DevToolsWebContentsObserver> devtools_observer_;
   ShellDevToolsFrontend* devtools_frontend_;
 
   bool is_fullscreen_;
 
   gfx::NativeWindow window_;
   gfx::NativeEditView url_edit_view_;
 
   // Notification manager
   NotificationRegistrar registrar_;
 
@@ skipping 33 matching lines @@
   static base::Callback<void(Shell*)> shell_created_callback_;
 
   // True if the destructur of Shell should post a quit closure on the current
   // message loop if the destructed Shell object was the last one.
   static bool quit_message_loop_;
 };
 
 }  // namespace content
 
 #endif  // CONTENT_SHELL_SHELL_H_