Replace //net TypeConverters with StructTraits.

net/dns/mojo_host_resolver_impl.cc

Index: net/dns/mojo_host_resolver_impl.cc
diff --git a/net/dns/mojo_host_resolver_impl.cc b/net/dns/mojo_host_resolver_impl.cc
index 13f61d51dd4d60d727e90313e153fc35a890f9be..dd759fb0388265436dcfaa78af2461f530a2adac 100644
--- a/net/dns/mojo_host_resolver_impl.cc
+++ b/net/dns/mojo_host_resolver_impl.cc
@@ -11,7 +11,6 @@
 #include "net/base/net_errors.h"
 #include "net/base/network_interfaces.h"
 #include "net/dns/host_resolver.h"
-#include "net/dns/mojo_host_type_converters.h"
 
 namespace net {
 
@@ -57,11 +56,10 @@ MojoHostResolverImpl::~MojoHostResolverImpl() {
 }
 
 void MojoHostResolverImpl::Resolve(
-    interfaces::HostResolverRequestInfoPtr request_info,
+    std::unique_ptr<HostResolver::RequestInfo> request_info,
     interfaces::HostResolverRequestClientPtr client) {
   DCHECK(thread_checker_.CalledOnValidThread());
-  HostResolver::RequestInfo host_request_info =
-      request_info->To<net::HostResolver::RequestInfo>();
+  HostResolver::RequestInfo& host_request_info = *request_info;

[eroman, 2016/06/24 18:48:09]

Can you instead delete this line and just directly use request_info-> throughout
?

[Sam McNally, 2016/06/27 01:41:31]

Done.

   if (host_request_info.is_my_ip_address()) {
     // The proxy resolver running inside a sandbox may not be able to get the
     // correct host name. Instead, fill it ourself if the request is for our own
@@ -124,11 +122,7 @@ void MojoHostResolverImpl::Job::OnResolveDone(int result) {
   for (const auto& address : result_) {
     DVLOG(1) << address.ToString();
   }
-  if (result == OK)
-    client_->ReportResult(result, interfaces::AddressList::From(result_));
-  else
-    client_->ReportResult(result, nullptr);
-
+  client_->ReportResult(result, result_);
   resolver_service_->DeleteJob(this);
 }