Update from chromium https://crrev.com/301725/

net/cert/x509_certificate_unittest.cc

Index: net/cert/x509_certificate_unittest.cc
diff --git a/net/cert/x509_certificate_unittest.cc b/net/cert/x509_certificate_unittest.cc
index 339851042c62fbc7663165be8cf69f13d89662cd..652a5fba99707e56b112978392b865e671eb2e33 100644
--- a/net/cert/x509_certificate_unittest.cc
+++ b/net/cert/x509_certificate_unittest.cc
@@ -867,10 +867,8 @@ class X509CertificateParseTest
     : public testing::TestWithParam<CertificateFormatTestData> {
  public:
   virtual ~X509CertificateParseTest() {}
-  virtual void SetUp() {
-    test_data_ = GetParam();
-  }
-  virtual void TearDown() {}
+  void SetUp() override { test_data_ = GetParam(); }
+  void TearDown() override {}
 
  protected:
   CertificateFormatTestData test_data_;