Update {virtual,override,final} to follow C++11 style in net.

net/cert/cert_verify_proc_android.h

Index: net/cert/cert_verify_proc_android.h
diff --git a/net/cert/cert_verify_proc_android.h b/net/cert/cert_verify_proc_android.h
index 70027189a6e3ddfdea8600dd345c7bd7c270899d..6830df61ed055b0e244670e58656a4c8ad2fd6f9 100644
--- a/net/cert/cert_verify_proc_android.h
+++ b/net/cert/cert_verify_proc_android.h
@@ -15,18 +15,18 @@ class CertVerifyProcAndroid : public CertVerifyProc {
  public:
   CertVerifyProcAndroid();
 
-  virtual bool SupportsAdditionalTrustAnchors() const override;
+  bool SupportsAdditionalTrustAnchors() const override;
 
  protected:
-  virtual ~CertVerifyProcAndroid();
+  ~CertVerifyProcAndroid() override;
 
  private:
-  virtual int VerifyInternal(X509Certificate* cert,
-                             const std::string& hostname,
-                             int flags,
-                             CRLSet* crl_set,
-                             const CertificateList& additional_trust_anchors,
-                             CertVerifyResult* verify_result) override;
+  int VerifyInternal(X509Certificate* cert,
+                     const std::string& hostname,
+                     int flags,
+                     CRLSet* crl_set,
+                     const CertificateList& additional_trust_anchors,
+                     CertVerifyResult* verify_result) override;
 };
 
 }  // namespace net