GTTF: Add missing virtual destructors.

chrome/utility/chrome_content_utility_client.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_UTILITY_CHROME_CONTENT_UTILITY_CLIENT_H_
 #define CHROME_UTILITY_CHROME_CONTENT_UTILITY_CLIENT_H_
 
 #include "base/compiler_specific.h"
 #include "base/memory/scoped_ptr.h"
 #include "base/platform_file.h"
@@ skipping 21 matching lines @@
 struct PageRange;
 }
 
 namespace chrome {
 
 class ProfileImportHandler;
 
 class ChromeContentUtilityClient : public content::ContentUtilityClient {
  public:
   ChromeContentUtilityClient();
-  ~ChromeContentUtilityClient();
+  virtual ~ChromeContentUtilityClient();
 
   virtual void UtilityThreadStarted() OVERRIDE;
   virtual bool OnMessageReceived(const IPC::Message& message) OVERRIDE;
 
  private:
   virtual bool Send(IPC::Message* message);
 
   // IPC message handlers.
   void OnUnpackExtension(const base::FilePath& extension_path,
                          const std::string& extension_id,
@@ skipping 32 matching lines @@
 #endif   // defined(OS_WIN)
 
   void OnGetPrinterCapsAndDefaults(const std::string& printer_name);
 
   scoped_ptr<ProfileImportHandler> import_handler_;
 };
 
 }  // namespace chrome
 
 #endif  // CHROME_UTILITY_CHROME_CONTENT_UTILITY_CLIENT_H_