Standardize usage of virtual/override/final specifiers.

chrome/browser/ui/browser_unittest.cc

 // Copyright 2013 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/ui/browser.h"
 
 #include "chrome/browser/ui/browser_commands.h"
 #include "chrome/browser/ui/tabs/tab_strip_model.h"
 #include "chrome/test/base/browser_with_test_window_test.h"
 #include "content/public/browser/site_instance.h"
 #include "content/public/browser/web_contents.h"
 #include "content/public/test/web_contents_tester.h"
 
 // Both tests below require a tab strip, so skip the file entirely on platforms
 // without one.
 #if !defined(OS_ANDROID) && !defined(OS_IOS)
 
 using content::SiteInstance;
 using content::WebContents;
 using content::WebContentsTester;
 
 class BrowserUnitTest : public BrowserWithTestWindowTest {
  public:
   BrowserUnitTest() {}
-  virtual ~BrowserUnitTest() {}
+  ~BrowserUnitTest() override {}
 
   // Caller owns the memory.
   WebContents* CreateTestWebContents() {
     return WebContentsTester::CreateTestWebContents(
         profile(), SiteInstance::Create(profile()));
   }
 
  private:
   DISALLOW_COPY_AND_ASSIGN(BrowserUnitTest);
 };
@@ skipping 26 matching lines @@
   // Selecting the second tab does not cause a load or clear the crash.
   tab_strip_model->ActivateTabAt(1, true);
   EXPECT_TRUE(tab_strip_model->IsTabSelected(1));
   EXPECT_FALSE(contents2->IsLoading());
   EXPECT_TRUE(contents2->IsCrashed());
 }
 
 class BrowserBookmarkBarTest : public BrowserWithTestWindowTest {
  public:
   BrowserBookmarkBarTest() {}
-  virtual ~BrowserBookmarkBarTest() {}
+  ~BrowserBookmarkBarTest() override {}
 
  protected:
   BookmarkBar::State window_bookmark_bar_state() const {
     return static_cast<BookmarkBarStateTestBrowserWindow*>(
         browser()->window())->bookmark_bar_state();
   }
 
   // BrowserWithTestWindowTest:
-  virtual void SetUp() override {
+  void SetUp() override {
     BrowserWithTestWindowTest::SetUp();
     static_cast<BookmarkBarStateTestBrowserWindow*>(
         browser()->window())->set_browser(browser());
   }
 
   BrowserWindow* CreateBrowserWindow() override {
     return new BookmarkBarStateTestBrowserWindow();
   }
 
  private:
@@ skipping 75 matching lines @@
   EXPECT_EQ(BookmarkBar::SHOW, browser()->bookmark_bar_state());
   EXPECT_EQ(BookmarkBar::SHOW, window_bookmark_bar_state());
 
   // Activate the 2nd tab which is non-NTP.
   browser()->tab_strip_model()->ActivateTabAt(1, true);
   EXPECT_EQ(BookmarkBar::SHOW, browser()->bookmark_bar_state());
   EXPECT_EQ(BookmarkBar::SHOW, window_bookmark_bar_state());
 }
 
 #endif  // !defined(OS_ANDROID) && !defined(OS_IOS)