Standardize usage of virtual/override/final specifiers.

chrome/common/extensions/permissions/chrome_permission_message_provider_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 "chrome/common/extensions/permissions/chrome_permission_message_provider.h"
 
 #include "base/memory/scoped_ptr.h"
 #include "chrome/grit/generated_resources.h"
 #include "extensions/common/permissions/permissions_data.h"
 #include "extensions/strings/grit/extensions_strings.h"
 #include "testing/gtest/include/gtest/gtest.h"
 #include "ui/base/l10n/l10n_util.h"
 
 namespace extensions {
 
 // Tests that ChromePermissionMessageProvider provides correct permission
 // messages for given permissions.
 // NOTE: No extensions are created as part of these tests. Integration tests
 // that test the messages are generated properly for extensions can be found in
 // chrome/browser/extensions/permission_messages_unittest.cc.
 class ChromePermissionMessageProviderUnittest : public testing::Test {
  public:
   ChromePermissionMessageProviderUnittest()
       : message_provider_(new ChromePermissionMessageProvider()) {}
-  virtual ~ChromePermissionMessageProviderUnittest() {}
+  ~ChromePermissionMessageProviderUnittest() override {}
 
  protected:
   std::vector<base::string16> GetMessages(APIPermissionSet& permissions,
                                           Manifest::Type type) {
     scoped_refptr<const PermissionSet> permission_set = new PermissionSet(
         permissions, ManifestPermissionSet(), URLPatternSet(), URLPatternSet());
     return message_provider_->GetWarningMessages(permission_set.get(), type);
   }
 
  private:
@@ skipping 57 matching lines @@
   permissions.insert(APIPermission::kTab);
   permissions.insert(APIPermission::kTopSites);
   messages = GetMessages(permissions, Manifest::TYPE_PLATFORM_APP);
   ASSERT_EQ(1U, messages.size());
   EXPECT_EQ(
       l10n_util::GetStringUTF16(IDS_EXTENSION_PROMPT_WARNING_HISTORY_READ),
       messages[0]);
 }
 
 }  // namespace extensions