Expose WebCrypto's algorithm normalization.

public/platform/WebCryptoAlgorithmOperation.h

 /*
  * Copyright (C) 2014 Google Inc. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions are
  * met:
  *
  *     * Redistributions of source code must retain the above copyright
  * notice, this list of conditions and the following disclaimer.
  *     * Redistributions in binary form must reproduce the above
@@ skipping 10 matching lines @@
  * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
  * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
  * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
  * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  */
 
-#ifndef WebConnectionType_h
-#define WebConnectionType_h
+#ifndef WebCryptoAlgorithmOperation_h
+#define WebCryptoAlgorithmOperation_h
 
 namespace blink {
 
-// Connection types from http://w3c.github.io/netinfo/.
-enum WebConnectionType {
-    ConnectionTypeCellular = 0,
-    ConnectionTypeBluetooth,
-    ConnectionTypeEthernet,
-    ConnectionTypeWifi,
-    ConnectionTypeOther,
-    ConnectionTypeNone,
-    ConnectionTypeLast = ConnectionTypeNone
+enum AlgorithmOperation {
+    Encrypt,
+    Decrypt,
+    Sign,
+    Verify,
+    Digest,
+    GenerateKey,
+    ImportKey,
+    DeriveKey,
+    DeriveBits,
+    WrapKey,
+    UnwrapKey,
+    // <---- End of list (keep this up-to-date)
+    LastAlgorithmOperation = UnwrapKey,
 };
 
 } // namespace blink
 
-#endif // WebConnectionType_h
+#endif