Standardize usage of virtual/override/final in components/

components/autofill/core/browser/autofill_data_model_unittest.cc

Index: components/autofill/core/browser/autofill_data_model_unittest.cc
diff --git a/components/autofill/core/browser/autofill_data_model_unittest.cc b/components/autofill/core/browser/autofill_data_model_unittest.cc
index dc861a7a559d2d6d18ac01ed814ebce6f663a0d7..dec20271d629e262b4224281028d7e372f3a1999 100644
--- a/components/autofill/core/browser/autofill_data_model_unittest.cc
+++ b/components/autofill/core/browser/autofill_data_model_unittest.cc
@@ -16,16 +16,14 @@ class TestAutofillDataModel : public AutofillDataModel {
  public:
   TestAutofillDataModel(const std::string& guid, const std::string& origin)
       : AutofillDataModel(guid, origin) {}
-  virtual ~TestAutofillDataModel() {}
+  ~TestAutofillDataModel() override {}
 
  private:
-  virtual base::string16 GetRawInfo(ServerFieldType type) const override {
+  base::string16 GetRawInfo(ServerFieldType type) const override {
     return base::string16();
   }
-  virtual void SetRawInfo(ServerFieldType type,
-                          const base::string16& value) override {}
-  virtual void GetSupportedTypes(
-      ServerFieldTypeSet* supported_types) const override {}
+  void SetRawInfo(ServerFieldType type, const base::string16& value) override {}
+  void GetSupportedTypes(ServerFieldTypeSet* supported_types) const override {}
 
   DISALLOW_COPY_AND_ASSIGN(TestAutofillDataModel);
 };