[Extensions] Make chrome://extensions use developerPrivate for inspect

chrome/browser/ui/webui/extensions/extension_settings_handler.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_WEBUI_EXTENSIONS_EXTENSION_SETTINGS_HANDLER_H_
 #define CHROME_BROWSER_UI_WEBUI_EXTENSIONS_EXTENSION_SETTINGS_HANDLER_H_
 
 #include <set>
 #include <string>
 #include <vector>
@@ skipping 133 matching lines @@
 
   // Helper method that reloads all unpacked extensions.
   void ReloadUnpackedExtensions();
 
   // Callback for "requestExtensionsData" message.
   void HandleRequestExtensionsData(const base::ListValue* args);
 
   // Callback for "toggleDeveloperMode" message.
   void HandleToggleDeveloperMode(const base::ListValue* args);
 
-  // Callback for "inspect" message.
-  void HandleInspectMessage(const base::ListValue* args);
-
   // Callback for "launch" message.
   void HandleLaunchMessage(const base::ListValue* args);
 
   // Callback for "repair" message.
   void HandleRepairMessage(const base::ListValue* args);
 
   // Callback for "enableIncognito" message.
   void HandleEnableIncognitoMessage(const base::ListValue* args);
 
   // Callback for "enableErrorCollection" message.
@@ skipping 113 matching lines @@
   // Whether we found any DISABLE_NOT_VERIFIED extensions and want to kick off
   // a verification check to try and rescue them.
   bool should_do_verification_check_;
 
   DISALLOW_COPY_AND_ASSIGN(ExtensionSettingsHandler);
 };
 
 }  // namespace extensions
 
 #endif  // CHROME_BROWSER_UI_WEBUI_EXTENSIONS_EXTENSION_SETTINGS_HANDLER_H_