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

chrome/browser/content_settings/permission_context_base_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/browser/content_settings/permission_context_base.h"
 
 #include "base/bind.h"
 #include "chrome/browser/content_settings/host_content_settings_map.h"
 #include "chrome/browser/content_settings/permission_queue_controller.h"
 #include "chrome/browser/infobars/infobar_service.h"
@@ skipping 24 matching lines @@
 
 class TestPermissionContext : public PermissionContextBase {
  public:
   TestPermissionContext(Profile* profile,
                   const ContentSettingsType permission_type)
    : PermissionContextBase(profile, permission_type),
      permission_set_(false),
      permission_granted_(false),
      tab_context_updated_(false) {}
 
-  virtual ~TestPermissionContext() {}
+  ~TestPermissionContext() override {}
 
   PermissionQueueController* GetInfoBarController() {
     return GetQueueController();
   }
 
   bool permission_granted() {
     return permission_granted_;
   }
 
   bool permission_set() {
     return permission_set_;
   }
 
   bool tab_context_updated() {
     return tab_context_updated_;
   }
 
   void TrackPermissionDecision(bool granted) {
     permission_set_ = true;
     permission_granted_ = granted;
   }
 
  protected:
-  virtual void UpdateTabContext(const PermissionRequestID& id,
-                                const GURL& requesting_origin,
-                                bool allowed) override {
+  void UpdateTabContext(const PermissionRequestID& id,
+                        const GURL& requesting_origin,
+                        bool allowed) override {
     tab_context_updated_ = true;
   }
 
  private:
    bool permission_set_;
    bool permission_granted_;
    bool tab_context_updated_;
 };
 
 // Simulates clicking Accept. The permission should be granted and
@@ skipping 50 matching lines @@
   EXPECT_TRUE(permission_context.permission_set());
   EXPECT_FALSE(permission_context.permission_granted());
   EXPECT_TRUE(permission_context.tab_context_updated());
 
   ContentSetting setting =
       profile()->GetHostContentSettingsMap()->GetContentSetting(
           url.GetOrigin(), url.GetOrigin(),
           CONTENT_SETTINGS_TYPE_MIDI_SYSEX, std::string());
   EXPECT_EQ(CONTENT_SETTING_ASK , setting);
 };