Ability to persist RTCCertificate in IndexedDB (enables cloning).

content/renderer/media/rtc_certificate.cc

 // Copyright (c) 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.
 
 #include "content/renderer/media/rtc_certificate.h"
 
 #include "base/memory/ptr_util.h"
 #include "content/renderer/media/peer_connection_identity_store.h"
 #include "url/gurl.h"
 
 namespace content {
 
 RTCCertificate::RTCCertificate(
-    const blink::WebRTCKeyParams& key_params,
     const rtc::scoped_refptr<rtc::RTCCertificate>& certificate)
-    : key_params_(key_params), certificate_(certificate) {
+    : certificate_(certificate) {
   DCHECK(certificate_);
 }
 
 RTCCertificate::~RTCCertificate() {
 }
 
 std::unique_ptr<blink::WebRTCCertificate> RTCCertificate::shallowCopy() const {
-  return base::WrapUnique(new RTCCertificate(key_params_, certificate_));
-}
-
-const blink::WebRTCKeyParams& RTCCertificate::keyParams() const {
-  return key_params_;
+  return base::WrapUnique(new RTCCertificate(certificate_));
 }
 
 uint64_t RTCCertificate::expires() const {
   return certificate_->Expires();
 }
 
+blink::WebRTCCertificatePEM RTCCertificate::toPEM() const {
+  rtc::RTCCertificatePEM pem = certificate_->ToPEM();
+  return blink::WebRTCCertificatePEM(pem.private_key(), pem.certificate());
+}
+
 bool RTCCertificate::equals(const blink::WebRTCCertificate& other) const {
   return *certificate_ ==
          *static_cast<const RTCCertificate&>(other).certificate_;
 }
 
 const rtc::scoped_refptr<rtc::RTCCertificate>&
 RTCCertificate::rtcCertificate() const {
   return certificate_;
 }
 
 }  // namespace content