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

chrome/browser/extensions/component_loader_unittest.cc

 // Copyright (c) 2012 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/extensions/component_loader.h"
 
 #include <string>
 
 #include "base/files/file_util.h"
 #include "base/path_service.h"
@@ skipping 18 matching lines @@
 class MockExtensionService : public TestExtensionService {
  private:
   bool ready_;
   size_t unloaded_count_;
   ExtensionSet extension_set_;
 
  public:
   MockExtensionService() : ready_(false), unloaded_count_(0) {
   }
 
-  virtual void AddComponentExtension(const Extension* extension) override {
+  void AddComponentExtension(const Extension* extension) override {
     EXPECT_FALSE(extension_set_.Contains(extension->id()));
     // ExtensionService must become the owner of the extension object.
     extension_set_.Insert(extension);
   }
 
-  virtual void UnloadExtension(
-      const std::string& extension_id,
-      UnloadedExtensionInfo::Reason reason) override {
+  void UnloadExtension(const std::string& extension_id,
+                       UnloadedExtensionInfo::Reason reason) override {
     ASSERT_TRUE(extension_set_.Contains(extension_id));
     // Remove the extension with the matching id.
     extension_set_.Remove(extension_id);
     unloaded_count_++;
   }
 
-  virtual void RemoveComponentExtension(const std::string & extension_id)
-      override {
+  void RemoveComponentExtension(const std::string& extension_id) override {
     UnloadExtension(extension_id, UnloadedExtensionInfo::REASON_DISABLE);
   }
 
-  virtual bool is_ready() override {
-    return ready_;
-  }
+  bool is_ready() override { return ready_; }
 
-  virtual const ExtensionSet* extensions() const override {
-    return &extension_set_;
-  }
+  const ExtensionSet* extensions() const override { return &extension_set_; }
 
   void set_ready(bool ready) {
     ready_ = ready;
   }
 
   size_t unloaded_count() const {
     return unloaded_count_;
   }
 
   void clear_extensions() {
@@ skipping 198 matching lines @@
   component_loader_.AddOrReplace(known_extension);
   EXPECT_EQ(default_count + 1, extension_service_.extensions()->size());
   EXPECT_EQ(1u, extension_service_.unloaded_count());
 
   // Add an invalid component extension.
   std::string extension_id = component_loader_.AddOrReplace(invalid_extension);
   EXPECT_TRUE(extension_id.empty());
 }
 
 }  // namespace extensions