[net] Add AsyncDNS.TTL histogram.

chrome/browser/ui/webui/net_internals/net_internals_ui_browsertest.cc

Index: chrome/browser/ui/webui/net_internals/net_internals_ui_browsertest.cc
diff --git a/chrome/browser/ui/webui/net_internals/net_internals_ui_browsertest.cc b/chrome/browser/ui/webui/net_internals/net_internals_ui_browsertest.cc
index 42b984bbde5a1bde40c05c1dcd6be56bd18f2bc5..421fc1631b117a29471e1a43a36c8823059c46ae 100644
--- a/chrome/browser/ui/webui/net_internals/net_internals_ui_browsertest.cc
+++ b/chrome/browser/ui/webui/net_internals/net_internals_ui_browsertest.cc
@@ -71,8 +71,7 @@ void AddCacheEntryOnIOThread(net::URLRequestContextGetter* context_getter,
 
   // Add entry to the cache.
   cache->Set(net::HostCache::Key(hostname, net::ADDRESS_FAMILY_UNSPECIFIED, 0),
-             net_error,
-             address_list,
+             net::HostCache::Entry(net_error, address_list),
              base::TimeTicks::Now(),
              ttl);
 }