[webcrypto] Add JWK import/export of RSA private keys (NSS).

content/child/webcrypto/shared_crypto.cc

Index: content/child/webcrypto/shared_crypto.cc
diff --git a/content/child/webcrypto/shared_crypto.cc b/content/child/webcrypto/shared_crypto.cc
index 7d4704fc656ec7aca87fdefa3ffe22201bd70608..92fdc6f3d0c44ffa752c7a7f3c436b141157b07b 100644
--- a/content/child/webcrypto/shared_crypto.cc
+++ b/content/child/webcrypto/shared_crypto.cc
@@ -47,30 +47,6 @@ bool IsValidAesKeyLengthBytes(unsigned int length_bytes) {
   return length_bytes == 16 || length_bytes == 24 || length_bytes == 32;
 }
 
-Status ToPlatformSymKey(const blink::WebCryptoKey& key,
-                        platform::SymKey** out) {
-  *out = static_cast<platform::Key*>(key.handle())->AsSymKey();
-  if (!*out)
-    return Status::ErrorUnexpectedKeyType();
-  return Status::Success();
-}
-
-Status ToPlatformPublicKey(const blink::WebCryptoKey& key,
-                           platform::PublicKey** out) {
-  *out = static_cast<platform::Key*>(key.handle())->AsPublicKey();
-  if (!*out)
-    return Status::ErrorUnexpectedKeyType();
-  return Status::Success();
-}
-
-Status ToPlatformPrivateKey(const blink::WebCryptoKey& key,
-                            platform::PrivateKey** out) {
-  *out = static_cast<platform::Key*>(key.handle())->AsPrivateKey();
-  if (!*out)
-    return Status::ErrorUnexpectedKeyType();
-  return Status::Success();
-}
-
 const size_t kAesBlockSizeBytes = 16;
 
 Status EncryptDecryptAesCbc(EncryptOrDecrypt mode,
@@ -848,6 +824,30 @@ bool DeserializeKeyForClone(const blink::WebCryptoKeyAlgorithm& algorithm,
   return ValidateDeserializedKey(*key, algorithm, type);
 }
 
+Status ToPlatformSymKey(const blink::WebCryptoKey& key,
+                        platform::SymKey** out) {
+  *out = static_cast<platform::Key*>(key.handle())->AsSymKey();
+  if (!*out)
+    return Status::ErrorUnexpectedKeyType();
+  return Status::Success();
+}
+
+Status ToPlatformPublicKey(const blink::WebCryptoKey& key,
+                           platform::PublicKey** out) {
+  *out = static_cast<platform::Key*>(key.handle())->AsPublicKey();
+  if (!*out)
+    return Status::ErrorUnexpectedKeyType();
+  return Status::Success();
+}
+
+Status ToPlatformPrivateKey(const blink::WebCryptoKey& key,
+                            platform::PrivateKey** out) {
+  *out = static_cast<platform::Key*>(key.handle())->AsPrivateKey();
+  if (!*out)
+    return Status::ErrorUnexpectedKeyType();
+  return Status::Success();
+}
+
 }  // namespace webcrypto
 
 }  // namespace content