Change scoped_ptr to std::unique_ptr in //net/dns.

[email protected], [email protected]
BUG=554298

Review URL: https://codereview.chromium.org/1895573002

Cr-Commit-Position: refs/heads/master@{#387787}
diff --git a/net/dns/dns_config_service_posix_unittest.cc b/net/dns/dns_config_service_posix_unittest.cc
index 38c5cb6..749d2b1 100644
--- a/net/dns/dns_config_service_posix_unittest.cc
+++ b/net/dns/dns_config_service_posix_unittest.cc
@@ -179,7 +179,7 @@
 TEST(DnsConfigServicePosixTest, DestroyWhileJobsWorking) {
   // Regression test to verify crash does not occur if DnsConfigServicePosix
   // instance is destroyed while SerialWorker jobs have posted to worker pool.
-  scoped_ptr<internal::DnsConfigServicePosix> service(
+  std::unique_ptr<internal::DnsConfigServicePosix> service(
       new internal::DnsConfigServicePosix());
   service->ReadConfig(base::Bind(&DummyConfigCallback));
   service.reset();
@@ -270,7 +270,7 @@
   bool seen_config_;
   base::Time creation_time_;
   base::FilePath temp_file_;
-  scoped_ptr<DnsConfigServicePosix> service_;
+  std::unique_ptr<DnsConfigServicePosix> service_;
   DnsConfig test_config_;
 };