Standardize usage of virtual/override/final in content/

content/child/webcrypto/openssl/aes_key_openssl.h

Index: content/child/webcrypto/openssl/aes_key_openssl.h
diff --git a/content/child/webcrypto/openssl/aes_key_openssl.h b/content/child/webcrypto/openssl/aes_key_openssl.h
index a68f2f8d7f47d730c1800d0bac1c21cfdee7d516..a77673a9129ee712aa86a05ff70a602b7a732a3b 100644
--- a/content/child/webcrypto/openssl/aes_key_openssl.h
+++ b/content/child/webcrypto/openssl/aes_key_openssl.h
@@ -28,32 +28,32 @@ class AesAlgorithm : public AlgorithmImplementation {
   // algorithms (supports usages for: encrypt, decrypt, wrap, unwrap).
   explicit AesAlgorithm(const std::string& jwk_suffix);
 
-  virtual Status GenerateKey(const blink::WebCryptoAlgorithm& algorithm,
-                             bool extractable,
-                             blink::WebCryptoKeyUsageMask usage_mask,
-                             GenerateKeyResult* result) const override;
+  Status GenerateKey(const blink::WebCryptoAlgorithm& algorithm,
+                     bool extractable,
+                     blink::WebCryptoKeyUsageMask usage_mask,
+                     GenerateKeyResult* result) const override;
 
-  virtual Status VerifyKeyUsagesBeforeImportKey(
+  Status VerifyKeyUsagesBeforeImportKey(
       blink::WebCryptoKeyFormat format,
       blink::WebCryptoKeyUsageMask usage_mask) const override;
 
-  virtual Status ImportKeyRaw(const CryptoData& key_data,
-                              const blink::WebCryptoAlgorithm& algorithm,
-                              bool extractable,
-                              blink::WebCryptoKeyUsageMask usage_mask,
-                              blink::WebCryptoKey* key) const override;
+  Status ImportKeyRaw(const CryptoData& key_data,
+                      const blink::WebCryptoAlgorithm& algorithm,
+                      bool extractable,
+                      blink::WebCryptoKeyUsageMask usage_mask,
+                      blink::WebCryptoKey* key) const override;
 
-  virtual Status ImportKeyJwk(const CryptoData& key_data,
-                              const blink::WebCryptoAlgorithm& algorithm,
-                              bool extractable,
-                              blink::WebCryptoKeyUsageMask usage_mask,
-                              blink::WebCryptoKey* key) const override;
+  Status ImportKeyJwk(const CryptoData& key_data,
+                      const blink::WebCryptoAlgorithm& algorithm,
+                      bool extractable,
+                      blink::WebCryptoKeyUsageMask usage_mask,
+                      blink::WebCryptoKey* key) const override;
 
-  virtual Status ExportKeyRaw(const blink::WebCryptoKey& key,
-                              std::vector<uint8_t>* buffer) const override;
+  Status ExportKeyRaw(const blink::WebCryptoKey& key,
+                      std::vector<uint8_t>* buffer) const override;
 
-  virtual Status ExportKeyJwk(const blink::WebCryptoKey& key,
-                              std::vector<uint8_t>* buffer) const override;
+  Status ExportKeyJwk(const blink::WebCryptoKey& key,
+                      std::vector<uint8_t>* buffer) const override;
 
  private:
   const blink::WebCryptoKeyUsageMask all_key_usages_;