Chromecast: virtual/override cleanup.

chromecast/browser/test/chromecast_shell_browser_test.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 "base/macros.h"
 #include "chromecast/browser/test/chromecast_browser_test.h"
 #include "url/gurl.h"
 #include "url/url_constants.h"
 
 namespace chromecast {
 namespace shell {
 
 class ChromecastShellBrowserTest : public ChromecastBrowserTest {
  public:
   ChromecastShellBrowserTest() : url_(url::kAboutBlankURL) {}
 
-  virtual void SetUpOnMainThread() override {
+  void SetUpOnMainThread() override {
     CreateBrowser();
     NavigateToURL(web_contents(), url_);
   }
 
  private:
   const GURL url_;
 
   DISALLOW_COPY_AND_ASSIGN(ChromecastShellBrowserTest);
 };
 
 IN_PROC_BROWSER_TEST_F(ChromecastShellBrowserTest, EmptyTest) {
   // Run an entire browser lifecycle to ensure nothing breaks.
   // TODO(gunsch): Remove this test case once there are actual assertions to
   // test in a ChromecastBrowserTest instance.
   EXPECT_TRUE(true);
 }
 
 }  // namespace shell
 }  // namespace chromecast