Fix closing namespace comments in //net.

net/test/embedded_test_server/embedded_test_server_unittest.cc

Index: net/test/embedded_test_server/embedded_test_server_unittest.cc
diff --git a/net/test/embedded_test_server/embedded_test_server_unittest.cc b/net/test/embedded_test_server/embedded_test_server_unittest.cc
index 6d94dd0a7b942148e00e6ef04c646fa54a270f0f..3db4713841128133e0fb1723db399e93e42b29a9 100644
--- a/net/test/embedded_test_server/embedded_test_server_unittest.cc
+++ b/net/test/embedded_test_server/embedded_test_server_unittest.cc
@@ -445,7 +445,8 @@ std::unique_ptr<HttpResponse> HandleInfiniteRequest(
     const HttpRequest& request) {
   return base::WrapUnique(new InfiniteResponse);
 }
-}
+
+}  // anonymous namespace
 
 // Tests the case the connection is closed while the server is sending a
 // response.  May non-deterministically end up at one of three paths