Standardize usage of virtual/override/final specifiers.

chrome/browser/ui/sync/one_click_signin_helper_unittest.cc

Index: chrome/browser/ui/sync/one_click_signin_helper_unittest.cc
diff --git a/chrome/browser/ui/sync/one_click_signin_helper_unittest.cc b/chrome/browser/ui/sync/one_click_signin_helper_unittest.cc
index a677e28426c7ba2753df4685a668a4d9340b6898..b1ab8e8f135221068a6516fee7466de90eebd6d9 100644
--- a/chrome/browser/ui/sync/one_click_signin_helper_unittest.cc
+++ b/chrome/browser/ui/sync/one_click_signin_helper_unittest.cc
@@ -218,8 +218,8 @@ class OneClickSigninHelperTest : public ChromeRenderViewHostTestHarness {
  public:
   OneClickSigninHelperTest();
 
-  virtual void SetUp() override;
-  virtual void TearDown() override;
+  void SetUp() override;
+  void TearDown() override;
 
   // Sets up the sign-in manager for tests.  If |username| is
   // is not empty, the profile of the mock WebContents will be connected to
@@ -344,7 +344,7 @@ class OneClickSigninHelperIOTest : public OneClickSigninHelperTest {
  public:
   OneClickSigninHelperIOTest();
 
-  virtual void SetUp() override;
+  void SetUp() override;
 
   TestProfileIOData* CreateTestProfileIOData(Profile::ProfileType profile_type);
 
@@ -858,12 +858,12 @@ MockStarterWrapper::MockStarterWrapper(
 
 class OneClickSyncStarterWrapperTest : public testing::Test {
  public:
-  virtual void SetUp() override {
+  void SetUp() override {
     TestingProfile::Builder builder;
     profile_ = builder.Build();
   }
 
-  virtual void TearDown() override {
+  void TearDown() override {
     // Let the SyncStarterWrapper delete itself.
     base::RunLoop().RunUntilIdle();
   }