Add new certificateProvider extension API.

chrome/common/extensions/api/platform_keys.idl

 // Copyright 2015 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.
 
 // Use the <code>chrome.platformKeys</code> API to access client certificates
 // managed by the platform. If the user or policy grants the permission, an
 // extension can use such a certficate in its custom authentication protocol.
 // E.g. this allows usage of platform managed certificates in third party VPNs
 // (see $(ref:vpnProvider chrome.vpnProvider)).
 namespace platformKeys {
@@ skipping 133 matching lines @@
     // Note: The actual behavior of the trust verification is not fully
     // specified and might change in the future.
     // The API implementation verifies certificate expiration, validates the
     // certification path and checks trust by a known CA.
     // The implementation is supposed to respect the EKU serverAuth and to
     // support subject alternative names.
     static void verifyTLSServerCertificate(VerificationDetails details,
                                            VerificationCallback callback);
   };
 };
-