Standardize usage of virtual/override/final in extensions/

extensions/browser/extension_registry_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 "extensions/browser/extension_registry.h"
 
 #include <string>
 
 #include "base/memory/ref_counted.h"
 #include "base/strings/string_util.h"
@@ skipping 30 matching lines @@
     installed_.clear();
     uninstalled_.clear();
   }
 
   const ExtensionList& loaded() { return loaded_; }
   const ExtensionList& unloaded() { return unloaded_; }
   const ExtensionList& installed() { return installed_; }
   const ExtensionList& uninstalled() { return uninstalled_; }
 
  private:
-  virtual void OnExtensionLoaded(content::BrowserContext* browser_context,
-                                 const Extension* extension) override {
+  void OnExtensionLoaded(content::BrowserContext* browser_context,
+                         const Extension* extension) override {
     loaded_.push_back(extension);
   }
 
-  virtual void OnExtensionUnloaded(content::BrowserContext* browser_context,
-                                   const Extension* extension,
-                                   UnloadedExtensionInfo::Reason reason)
-      override {
+  void OnExtensionUnloaded(content::BrowserContext* browser_context,
+                           const Extension* extension,
+                           UnloadedExtensionInfo::Reason reason) override {
     unloaded_.push_back(extension);
   }
 
-  virtual void OnExtensionWillBeInstalled(
-      content::BrowserContext* browser_context,
-      const Extension* extension,
-      bool is_update,
-      bool from_ephemeral,
-      const std::string& old_name) override {
+  void OnExtensionWillBeInstalled(content::BrowserContext* browser_context,
+                                  const Extension* extension,
+                                  bool is_update,
+                                  bool from_ephemeral,
+                                  const std::string& old_name) override {
     installed_.push_back(extension);
   }
 
-  virtual void OnExtensionUninstalled(
-      content::BrowserContext* browser_context,
-      const Extension* extension,
-      extensions::UninstallReason reason) override {
+  void OnExtensionUninstalled(content::BrowserContext* browser_context,
+                              const Extension* extension,
+                              extensions::UninstallReason reason) override {
     uninstalled_.push_back(extension);
   }
 
-  virtual void OnShutdown(extensions::ExtensionRegistry* registry) override {
-    Reset();
-  }
+  void OnShutdown(extensions::ExtensionRegistry* registry) override { Reset(); }
 
   ExtensionList loaded_;
   ExtensionList unloaded_;
   ExtensionList installed_;
   ExtensionList uninstalled_;
 };
 
 TEST_F(ExtensionRegistryTest, FillAndClearRegistry) {
   ExtensionRegistry registry(NULL);
   scoped_refptr<Extension> extension1 = test_util::CreateEmptyExtension("id1");
@@ skipping 178 matching lines @@
   registry.TriggerOnUninstalled(extension.get(),
                                 extensions::UNINSTALL_REASON_FOR_TESTING);
   EXPECT_TRUE(observer.installed().empty());
   EXPECT_TRUE(HasSingleExtension(observer.uninstalled(), extension.get()));
 
   registry.RemoveObserver(&observer);
 }
 
 }  // namespace
 }  // namespace extensions