Adds custom ttl argument to HostCache::Set.

net/base/host_resolver_impl.cc

Index: net/base/host_resolver_impl.cc
diff --git a/net/base/host_resolver_impl.cc b/net/base/host_resolver_impl.cc
index 217f1e1329e678e0500a337fbc45cf9a33e165e1..12b10165f067c180ddbc1c94f0ad9ab8ff25c0c7 100644
--- a/net/base/host_resolver_impl.cc
+++ b/net/base/host_resolver_impl.cc
@@ -1353,9 +1353,14 @@ void HostResolverImpl::OnJobComplete(Job* job,
   RemoveOutstandingJob(job);
 
   // Write result to the cache.
-  if (cache_.get())
-    cache_->Set(job->key(), net_error, addrlist, base::TimeTicks::Now());
-
+  if (cache_.get()) {
+    base::TimeDelta ttl = base::TimeDelta::FromSeconds(0);
+    if (net_error == OK)
+      ttl = base::TimeDelta::FromMinutes(1);
+    cache_->Set(job->key(), net_error, addrlist,
+                ttl,
+                base::TimeTicks::Now());
+  }
   OnJobCompleteInternal(job, net_error, os_error, addrlist);
 }