Switch to standard integer types in components/, part 3 of 4.

components/network_hints/browser/network_hints_message_filter.cc

 // Copyright 2014 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 "components/network_hints/browser/network_hints_message_filter.h"
 
 #include "base/logging.h"
+#include "base/macros.h"
 #include "components/network_hints/common/network_hints_common.h"
 #include "components/network_hints/common/network_hints_messages.h"
 #include "ipc/ipc_message_macros.h"
 #include "net/base/address_list.h"
 #include "net/base/net_errors.h"
 #include "net/dns/host_resolver.h"
 #include "net/dns/single_request_host_resolver.h"
 #include "url/gurl.h"
 
 namespace network_hints {
@@ skipping 68 matching lines @@
   DCHECK(host_resolver_);
   for (const std::string& hostname : lookup_request.hostname_list) {
     DnsLookupRequest* request = new DnsLookupRequest(host_resolver_, hostname);
     // Note: DnsLookupRequest will be freed by the base::Owned call when
     // resolving has completed.
     request->Start();
   }
 }
 
 }  // namespace network_hints