Return correct type from OpenSSLStreamAdapter::VerifyPeerCertificate.

webrtc/base/opensslstreamadapter.cc

 /*
  *  Copyright 2004 The WebRTC Project Authors. All rights reserved.
  *
  *  Use of this source code is governed by a BSD-style license
  *  that can be found in the LICENSE file in the root of the source
  *  tree. An additional intellectual property rights grant can be found
  *  in the file PATENTS.  All contributing project authors may
  *  be found in the AUTHORS file in the root of the source tree.
  */
 
@@ skipping 1072 matching lines @@
   if (!OpenSSLCertificate::ComputeDigest(
           peer_certificate_->x509(), peer_certificate_digest_algorithm_, digest,
           sizeof(digest), &digest_length)) {
     LOG(LS_WARNING) << "Failed to compute peer cert digest.";
     return false;
   }
 
   Buffer computed_digest(digest, digest_length);
   if (computed_digest != peer_certificate_digest_value_) {
     LOG(LS_WARNING) << "Rejected peer certificate due to mismatched digest.";
-    return 0;
+    return false;
   }
   // Ignore any verification error if the digest matches, since there is no
   // value in checking the validity of a self-signed cert issued by untrusted
   // sources.
   LOG(LS_INFO) << "Accepted peer certificate.";
   peer_certificate_verified_ = true;
   return true;
 }
 
 int OpenSSLStreamAdapter::SSLVerifyCallback(int ok, X509_STORE_CTX* store) {
@@ skipping 106 matching lines @@
   }
 
   return false;
 }
 
 void OpenSSLStreamAdapter::enable_time_callback_for_testing() {
   g_use_time_callback_for_testing = true;
 }
 
 }  // namespace rtc