Standardize usage of virtual/override/final specifiers.

components/dom_distiller/core/viewer_unittest.cc

 // Copyright 2014 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 "components/dom_distiller/core/viewer.h"
 
 #include "components/dom_distiller/core/distilled_page_prefs.h"
 #include "components/dom_distiller/core/dom_distiller_service.h"
 #include "components/dom_distiller/core/dom_distiller_test_util.h"
 #include "components/dom_distiller/core/task_tracker.h"
@@ skipping 57 matching lines @@
   }
   virtual scoped_ptr<DistillerPage> CreateDefaultDistillerPageWithHandle(
       scoped_ptr<SourcePageHandle> handle) {
     return scoped_ptr<DistillerPage>();
   }
   virtual DistilledPagePrefs* GetDistilledPagePrefs() override;
 };
 
 class DomDistillerViewerTest : public testing::Test {
  public:
-  virtual void SetUp() override {
-    service_.reset(new TestDomDistillerService());
-  }
+  void SetUp() override { service_.reset(new TestDomDistillerService()); }
 
  protected:
   scoped_ptr<ViewerHandle> CreateViewRequest(
       const std::string& path,
       ViewRequestDelegate* view_request_delegate) {
     return viewer::CreateViewRequest(
         service_.get(), path, view_request_delegate, gfx::Size());
   }
 
   scoped_ptr<TestDomDistillerService> service_;
@@ skipping 71 matching lines @@
             0);
   EXPECT_EQ(kMonospaceJsFontFamily.compare(viewer::GetDistilledPageFontFamilyJs(
                 DistilledPagePrefs::MONOSPACE)),
             0);
   EXPECT_EQ(kSansSerifJsFontFamily.compare(viewer::GetDistilledPageFontFamilyJs(
                 DistilledPagePrefs::SANS_SERIF)),
             0);
 }
 
 }  // namespace dom_distiller