Update some callers to use more direct ways of constructing IPAddress from well known literals.

net/http/http_server_properties_impl_unittest.cc

 // Copyright (c) 2012 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/http/http_server_properties_impl.h"
 
 #include <string>
 #include <vector>
 
 #include "base/containers/hash_tables.h"
@@ skipping 1253 matching lines @@
 
   // Check by initializing empty address.
   IPAddress initial_address;
   impl_.InitializeSupportsQuic(&initial_address);
 
   IPAddress address;
   EXPECT_FALSE(impl_.GetSupportsQuic(&address));
   EXPECT_TRUE(address.empty());
 
   // Check by initializing with a valid address.
-  CHECK(initial_address.AssignFromIPLiteral("127.0.0.1"));
+  initial_address = IPAddress::IPv4Localhost();
   impl_.InitializeSupportsQuic(&initial_address);
 
   EXPECT_TRUE(impl_.GetSupportsQuic(&address));
   EXPECT_EQ(initial_address, address);
 }
 
 TEST_F(SupportsQuicServerPropertiesTest, SetSupportsQuic) {
   IPAddress address;
   EXPECT_FALSE(impl_.GetSupportsQuic(&address));
   EXPECT_TRUE(address.empty());
@@ skipping 198 matching lines @@
   EXPECT_EQ(quic_server_info1, *(impl_.GetQuicServerInfo(quic_server_id)));
 
   impl_.Clear();
   EXPECT_EQ(0u, impl_.quic_server_info_map().size());
   EXPECT_EQ(nullptr, impl_.GetQuicServerInfo(quic_server_id));
 }
 
 }  // namespace
 
 }  // namespace net