Pass JavaRef to Java methods in net.

net/android/cert_verify_result_android.h

 // Copyright (c) 2013 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.
 
 #ifndef NET_ANDROID_CERT_VERIFY_RESULT_ANDROID_H_
 #define NET_ANDROID_CERT_VERIFY_RESULT_ANDROID_H_
 
 #include <jni.h>
 
 #include <string>
 #include <vector>
 
+#include "base/android/scoped_java_ref.h"
+
 namespace net {
 
 namespace android {
 
 // The list of certificate verification results returned from Java side to the
 // C++ side.
 //
 // A Java counterpart will be generated for this enum.
 // GENERATED_JAVA_ENUM_PACKAGE: org.chromium.net
 enum CertVerifyStatusAndroid {
   // Certificate is trusted.
   CERT_VERIFY_STATUS_ANDROID_OK = 0,
   // Certificate verification could not be conducted.
   CERT_VERIFY_STATUS_ANDROID_FAILED = -1,
   // Certificate is not trusted due to non-trusted root of the certificate
   // chain.
   CERT_VERIFY_STATUS_ANDROID_NO_TRUSTED_ROOT = -2,
   // Certificate is not trusted because it has expired.
   CERT_VERIFY_STATUS_ANDROID_EXPIRED = -3,
   // Certificate is not trusted because it is not valid yet.
   CERT_VERIFY_STATUS_ANDROID_NOT_YET_VALID = -4,
   // Certificate is not trusted because it could not be parsed.
   CERT_VERIFY_STATUS_ANDROID_UNABLE_TO_PARSE = -5,
   // Certificate is not trusted because it has an extendedKeyUsage field, but
   // its value is not correct for a web server.
   CERT_VERIFY_STATUS_ANDROID_INCORRECT_KEY_USAGE = -6,
 };
 
 // Extract parameters out of an AndroidCertVerifyResult object.
-void ExtractCertVerifyResult(jobject result,
+void ExtractCertVerifyResult(const base::android::JavaRef<jobject>& result,
                              CertVerifyStatusAndroid* status,
                              bool* is_issued_by_known_root,
                              std::vector<std::string>* verified_chain);
 
 }  // namespace android
 
 }  // namespace net
 
 #endif  // NET_ANDROID_CERT_VERIFY_RESULT_ANDROID_H_