enterprise.platformKeys: Respect the 'hash' argument of generateKey.

chrome/browser/chromeos/platform_keys/platform_keys.h

Index: chrome/browser/chromeos/platform_keys/platform_keys.h
diff --git a/chrome/browser/chromeos/platform_keys/platform_keys.h b/chrome/browser/chromeos/platform_keys/platform_keys.h
index de27fb4610741ef88fdc5b0aee3f65b01ce584a9..f102b142ecf0bc08d23ffa61ba03117b8047295d 100644
--- a/chrome/browser/chromeos/platform_keys/platform_keys.h
+++ b/chrome/browser/chromeos/platform_keys/platform_keys.h
@@ -47,13 +47,15 @@ typedef base::Callback<void(const std::string& signature,
                             const std::string& error_message)> SignCallback;
 
 // Signs |data| with the private key matching |public_key|, if that key is
-// stored in the given token. |token_id| is currently ignored, instead the user
-// token associated with |profile| is always used. |public_key| must be the DER
-// encoding of a SubjectPublicKeyInfo. |callback| will be invoked with the
-// signature or an error message.
+// stored in the given token. Uses |hash_algorithm_name| to digest |data|, which
+// must be one of SHA-{1,256,384,512}. |token_id| is currently ignored, instead
+// the user token associated with |profile| is always used. |public_key| must be
+// the DER encoding of a SubjectPublicKeyInfo. |callback| will be invoked with
+// the signature or an error message.
 // Currently supports RSA keys only.
 void Sign(const std::string& token_id,
           const std::string& public_key,
+          const std::string& hash_algorithm_name,
           const std::string& data,
           const SignCallback& callback,
           Profile* profile);