Standardize usage of virtual/override/final specifiers.

chrome/renderer/printing/print_web_view_helper_browsertest.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 "base/command_line.h"
 #include "base/run_loop.h"
 #include "chrome/common/chrome_switches.h"
 #include "chrome/common/print_messages.h"
 #include "chrome/renderer/printing/mock_printer.h"
 #include "chrome/renderer/printing/print_web_view_helper.h"
@@ skipping 110 matching lines @@
  private:
   base::RunLoop* const run_loop_;
   DISALLOW_COPY_AND_ASSIGN(DidPreviewPageListener);
 };
 
 }  // namespace
 
 class PrintWebViewHelperTestBase : public ChromeRenderViewTest {
  public:
   PrintWebViewHelperTestBase() {}
-  virtual ~PrintWebViewHelperTestBase() {}
+  ~PrintWebViewHelperTestBase() override {}
 
  protected:
   void PrintWithJavaScript() {
     ExecuteJavaScript("window.print();");
     ProcessPendingMessages();
   }
   // The renderer should be done calculating the number of rendered pages
   // according to the specified settings defined in the mock render thread.
   // Verify the page count is correct.
   void VerifyPageCount(int count) {
@@ skipping 77 matching lines @@
     PrintWebViewHelper::Get(view_)->OnPrintForPrintPreview(dict);
     ProcessPendingMessages();
   }
 
   DISALLOW_COPY_AND_ASSIGN(PrintWebViewHelperTestBase);
 };
 
 class PrintWebViewHelperTest : public PrintWebViewHelperTestBase {
  public:
   PrintWebViewHelperTest() {}
-  virtual ~PrintWebViewHelperTest() {}
+  ~PrintWebViewHelperTest() override {}
 
-  virtual void SetUp() override {
-    ChromeRenderViewTest::SetUp();
-  }
+  void SetUp() override { ChromeRenderViewTest::SetUp(); }
 
  protected:
   DISALLOW_COPY_AND_ASSIGN(PrintWebViewHelperTest);
 };
 
 // This tests only for platforms without print preview.
 #if !defined(ENABLE_FULL_PRINTING)
 // Tests that the renderer blocks window.print() calls if they occur too
 // frequently.
 TEST_F(PrintWebViewHelperTest, BlockScriptInitiatedPrinting) {
@@ skipping 219 matching lines @@
     }
   }
 }
 #endif  // OS_MACOSX && !DISABLE_BASIC_PRINTING
 
 // These print preview tests do not work on Chrome OS yet.
 #if !defined(OS_CHROMEOS)
 class PrintWebViewHelperPreviewTest : public PrintWebViewHelperTestBase {
  public:
   PrintWebViewHelperPreviewTest() {}
-  virtual ~PrintWebViewHelperPreviewTest() {}
+  ~PrintWebViewHelperPreviewTest() override {}
 
  protected:
   void VerifyPrintPreviewCancelled(bool did_cancel) {
     bool print_preview_cancelled =
         (render_thread_->sink().GetUniqueMessageMatching(
             PrintHostMsg_PrintPreviewCancelled::ID) != NULL);
     EXPECT_EQ(did_cancel, print_preview_cancelled);
   }
 
   void VerifyPrintPreviewFailed(bool did_fail) {
@@ skipping 506 matching lines @@
   CreatePrintSettingsDictionary(&dict);
   OnPrintForPrintPreview(dict);
 
   VerifyPrintFailed(true);
   VerifyPagesPrinted(false);
 }
 
 #endif  // !defined(OS_CHROMEOS)
 
 }  // namespace printing