Standardize usage of virtual/override/final in chrome/browser/printing/

chrome/browser/printing/print_job_worker.cc

 // 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/printing/print_job_worker.h"
 
 #include "base/bind.h"
 #include "base/bind_helpers.h"
 #include "base/callback.h"
 #include "base/compiler_specific.h"
@@ skipping 21 matching lines @@
 
 // Helper function to ensure |owner| is valid until at least |callback| returns.
 void HoldRefCallback(const scoped_refptr<printing::PrintJobWorkerOwner>& owner,
                      const base::Closure& callback) {
   callback.Run();
 }
 
 class PrintingContextDelegate : public PrintingContext::Delegate {
  public:
   PrintingContextDelegate(int render_process_id, int render_view_id);
-  virtual ~PrintingContextDelegate();
+  ~PrintingContextDelegate() override;
 
-  virtual gfx::NativeView GetParentView() override;
-  virtual std::string GetAppLocale() override;
+  gfx::NativeView GetParentView() override;
+  std::string GetAppLocale() override;
 
  private:
   int render_process_id_;
   int render_view_id_;
 };
 
 PrintingContextDelegate::PrintingContextDelegate(int render_process_id,
                                                  int render_view_id)
     : render_process_id_(render_process_id),
       render_view_id_(render_view_id) {
@@ skipping 347 matching lines @@
                               document_,
                               scoped_refptr<PrintedPage>()));
   Cancel();
 
   // Makes sure the variables are reinitialized.
   document_ = NULL;
   page_number_ = PageNumber::npos();
 }
 
 }  // namespace printing