Update {virtual,override} to follow C++11 style in chrome.

chrome/browser/chromeos/file_manager/file_manager_browsertest.cc

 // Copyright (c) 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.
 
 // Browser test for basic Chrome OS file manager functionality:
 //  - The file list is updated when a file is added externally to the Downloads
 //    folder.
 //  - Selecting a file and copy-pasting it with the keyboard copies the file.
 //  - Selecting a file and pressing delete deletes it.
 
@@ skipping 1341 matching lines @@
   AddAllUsers();
 
   // Sanity check that normal operations work in multi-profile setting as well.
   set_test_case_name("keyboardCopyDrive");
   StartTest();
 }
 
 template<GuestMode M>
 class GalleryBrowserTestBase : public FileManagerBrowserTestBase {
  public:
-  virtual GuestMode GetGuestModeParam() const override { return M; }
-  virtual const char* GetTestCaseNameParam() const override {
+  GuestMode GetGuestModeParam() const override { return M; }
+  const char* GetTestCaseNameParam() const override {
     return test_case_name_.c_str();
   }
 
  protected:
-  virtual const char* GetTestManifestName() const override {
+  const char* GetTestManifestName() const override {
     return "gallery_test_manifest.json";
   }
 
   void set_test_case_name(const std::string& name) {
     test_case_name_ = name;
   }
 
  private:
   base::ListValue scripts_;
   std::string test_case_name_;
@@ skipping 126 matching lines @@
 }
 
 IN_PROC_BROWSER_TEST_F(GalleryBrowserTest, ExposureImageOnDrive) {
   set_test_case_name("exposureImageOnDrive");
   StartTest();
 }
 
 template<GuestMode M>
 class VideoPlayerBrowserTestBase : public FileManagerBrowserTestBase {
  public:
-  virtual GuestMode GetGuestModeParam() const override { return M; }
-  virtual const char* GetTestCaseNameParam() const override {
+  GuestMode GetGuestModeParam() const override { return M; }
+  const char* GetTestCaseNameParam() const override {
     return test_case_name_.c_str();
   }
 
  protected:
-  virtual void SetUpCommandLine(base::CommandLine* command_line) override {
+  void SetUpCommandLine(base::CommandLine* command_line) override {
     command_line->AppendSwitch(
         chromeos::switches::kEnableVideoPlayerChromecastSupport);
     FileManagerBrowserTestBase::SetUpCommandLine(command_line);
   }
 
-  virtual const char* GetTestManifestName() const override {
+  const char* GetTestManifestName() const override {
     return "video_player_test_manifest.json";
   }
 
   void set_test_case_name(const std::string& name) {
     test_case_name_ = name;
   }
 
  private:
   std::string test_case_name_;
 };
 
 typedef VideoPlayerBrowserTestBase<NOT_IN_GUEST_MODE> VideoPlayerBrowserTest;
 typedef VideoPlayerBrowserTestBase<IN_GUEST_MODE>
     VideoPlayerBrowserTestInGuestMode;
 
 IN_PROC_BROWSER_TEST_F(VideoPlayerBrowserTest, OpenSingleVideoOnDownloads) {
   set_test_case_name("openSingleVideoOnDownloads");
   StartTest();
 }
 
 IN_PROC_BROWSER_TEST_F(VideoPlayerBrowserTest, OpenSingleVideoOnDrive) {
   set_test_case_name("openSingleVideoOnDrive");
   StartTest();
 }
 
 }  // namespace
 }  // namespace file_manager