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

chrome/browser/ui/bookmarks/bookmark_bubble_sign_in_delegate_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/bookmarks/bookmark_bubble_sign_in_delegate.h"
 
 #include "base/basictypes.h"
 #include "base/command_line.h"
 #include "base/memory/scoped_ptr.h"
 #include "chrome/browser/extensions/test_extension_service.h"
@@ skipping 16 matching lines @@
 
  protected:
   class Window : public TestBrowserWindow {
    public:
     Window() : show_count_(0) {}
 
     int show_count() { return show_count_; }
 
    private:
     // TestBrowserWindow:
-    virtual void Show() override {
-      ++show_count_;
-    }
+    void Show() override { ++show_count_; }
 
     // Number of times that the Show() method has been called.
     int show_count_;
 
     DISALLOW_COPY_AND_ASSIGN(Window);
   };
 
-  virtual BrowserWindow* CreateBrowserWindow() override {
-    return new Window();
-  }
+  BrowserWindow* CreateBrowserWindow() override { return new Window(); }
 
  private:
   DISALLOW_COPY_AND_ASSIGN(BookmarkBubbleSignInDelegateTest);
 };
 
 void BookmarkBubbleSignInDelegateTest::SetUp() {
   BrowserWithTestWindowTest::SetUp();
   CommandLine* command_line = CommandLine::ForCurrentProcess();
   // Force web-based signin, otherwise tests will crash because inline signin
   // involves IO thread operation.
@@ skipping 84 matching lines @@
   // visible.
   int tab_count = extra_browser->tab_strip_model()->count();
   EXPECT_EQ(starting_tab_count + 1, tab_count);
   EXPECT_LE(1,
             static_cast<BookmarkBubbleSignInDelegateTest::Window*>(
                 extra_window.get())->show_count());
 
   // Required to avoid a crash when the browser is deleted.
   extra_browser->tab_strip_model()->CloseAllTabs();
 }