Standardize usage of virtual/override/final specifiers.

chrome/test/base/in_process_browser_test.h

Index: chrome/test/base/in_process_browser_test.h
diff --git a/chrome/test/base/in_process_browser_test.h b/chrome/test/base/in_process_browser_test.h
index 338343b564eb6c95e95a5909cc4909f0215dde50..3a45f8d28b1a0e2c24ea68069b5ac04cad955f06 100644
--- a/chrome/test/base/in_process_browser_test.h
+++ b/chrome/test/base/in_process_browser_test.h
@@ -94,14 +94,14 @@ class ContentRendererClient;
 class InProcessBrowserTest : public content::BrowserTestBase {
  public:
   InProcessBrowserTest();
-  virtual ~InProcessBrowserTest();
+  ~InProcessBrowserTest() override;
 
   // Configures everything for an in process browser test, then invokes
   // BrowserMain. BrowserMain ends up invoking RunTestOnMainThreadLoop.
-  virtual void SetUp() override;
+  void SetUp() override;
 
   // Restores state configured in SetUp.
-  virtual void TearDown() override;
+  void TearDown() override;
 
  protected:
   // Returns the browser created by CreateBrowser.