Reject JWK key import when key_ops contains duplicate values.

content/child/webcrypto/status.cc

 // Copyright 2014 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "content/child/webcrypto/status.h"
 
 namespace content {
 
 namespace webcrypto {
 
@@ skipping 98 matching lines @@
   return Status(blink::WebCryptoErrorTypeData,
                 "The JWK \"" + property + "\" property was empty.");
 }
 
 Status Status::ErrorJwkBigIntegerHasLeadingZero(const std::string& property) {
   return Status(
       blink::WebCryptoErrorTypeData,
       "The JWK \"" + property + "\" property contained a leading zero.");
 }
 
+Status Status::ErrorJwkDuplicateKeyOps() {
+  return Status(blink::WebCryptoErrorTypeData,
+                "The \"key_ops\" property of the JWK dictionary contains "
+                "duplicate usages.");
+}
+
 Status Status::ErrorImportEmptyKeyData() {
   return Status(blink::WebCryptoErrorTypeData, "No key data was provided");
 }
 
 Status Status::ErrorUnsupportedImportKeyFormat() {
   return Status(blink::WebCryptoErrorTypeNotSupported,
                 "Unsupported import key format for algorithm");
 }
 
 Status Status::ErrorUnsupportedExportKeyFormat() {
@@ skipping 114 matching lines @@
       error_type_(error_type),
       error_details_(error_details_utf8) {
 }
 
 Status::Status(Type type) : type_(type) {
 }
 
 }  // namespace webcrypto
 
 }  // namespace content