1 files changed, 58 insertions, 0 deletions
diff --git a/chromium/net/dns/dns_config_overrides.cc b/chromium/net/dns/dns_config_overrides.cc
new file mode 100644
index 00000000000..ae0e0545b83
--- /dev/null
+++ b/chromium/net/dns/dns_config_overrides.cc
@@ -0,0 +1,58 @@
+// Copyright 2018 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 "net/dns/dns_config_overrides.h"
+
+namespace net {
+
+DnsConfigOverrides::DnsConfigOverrides() = default;
+
+DnsConfigOverrides::DnsConfigOverrides(const DnsConfigOverrides& other) =
+    default;
+
+DnsConfigOverrides::~DnsConfigOverrides() = default;
+
+DnsConfigOverrides& DnsConfigOverrides::operator=(
+    const DnsConfigOverrides& other) = default;
+
+bool DnsConfigOverrides::operator==(const DnsConfigOverrides& other) const {
+  return nameservers == other.nameservers && search == other.search &&
+         hosts == other.hosts &&
+         append_to_multi_label_name == other.append_to_multi_label_name &&
+         randomize_ports == other.randomize_ports && ndots == other.ndots &&
+         timeout == other.timeout && attempts == other.attempts &&
+         rotate == other.rotate && use_local_ipv6 == other.use_local_ipv6 &&
+         dns_over_https_servers == other.dns_over_https_servers;
+}
+
+DnsConfig DnsConfigOverrides::ApplyOverrides(const DnsConfig& config) const {
+  DnsConfig overridden(config);
+
+  if (nameservers)
+    overridden.nameservers = nameservers.value();
+  if (search)
+    overridden.search = search.value();
+  if (hosts)
+    overridden.hosts = hosts.value();
+  if (append_to_multi_label_name)
+    overridden.append_to_multi_label_name = append_to_multi_label_name.value();
+  if (randomize_ports)
+    overridden.randomize_ports = randomize_ports.value();
+  if (ndots)
+    overridden.ndots = ndots.value();
+  if (timeout)
+    overridden.timeout = timeout.value();
+  if (attempts)
+    overridden.attempts = attempts.value();
+  if (rotate)
+    overridden.rotate = rotate.value();
+  if (use_local_ipv6)
+    overridden.use_local_ipv6 = use_local_ipv6.value();
+  if (dns_over_https_servers)
+    overridden.dns_over_https_servers = dns_over_https_servers.value();
+
+  return overridden;
+}
+
+}  // namespace net