[net] HostResolverImpl + DnsTransaction + DnsConfigService = Asynchronous DNS ready for experiments.

net/base/host_resolver_impl_unittest.cc

Index: net/base/host_resolver_impl_unittest.cc
diff --git a/net/base/host_resolver_impl_unittest.cc b/net/base/host_resolver_impl_unittest.cc
index 9a299c1da2769957a5fffdbfe9e65256acb4c8b8..e1400076c1f2dbf8ec5c4e8f33667127a130842f 100644
--- a/net/base/host_resolver_impl_unittest.cc
+++ b/net/base/host_resolver_impl_unittest.cc
@@ -50,7 +50,9 @@ HostResolverImpl* CreateHostResolverImpl(HostResolverProc* resolver_proc) {
   return new HostResolverImpl(
       HostCache::CreateDefaultCache(),
       DefaultLimits(),
+      DefaultLimits(),
       DefaultParams(resolver_proc),
+      scoped_ptr<DnsConfigService>(NULL),
       NULL);
 }
 
@@ -64,7 +66,9 @@ HostResolverImpl* CreateSerialHostResolverImpl(
 
   return new HostResolverImpl(HostCache::CreateDefaultCache(),
                               limits,
+                              limits,
                               params,
+                              scoped_ptr<DnsConfigService>(NULL),
                               NULL);
 }
 
@@ -517,7 +521,9 @@ TEST_F(HostResolverImplTest, AbortedAsynchronousLookup) {
     scoped_ptr<HostResolver> host_resolver(
         new HostResolverImpl(HostCache::CreateDefaultCache(),
                              DefaultLimits(),
+                             DefaultLimits(),
                              DefaultParams(resolver_proc),
+                             scoped_ptr<DnsConfigService>(NULL),
                              &net_log));
     AddressList addrlist;
     const int kPortnum = 80;
@@ -973,7 +979,12 @@ TEST_F(HostResolverImplTest, StartWithinCallback) {
 
   // Turn off caching for this host resolver.
   scoped_ptr<HostResolver> host_resolver(new HostResolverImpl(
-      NULL, DefaultLimits(), DefaultParams(resolver_proc), NULL));
+      NULL,
+      DefaultLimits(),
+      DefaultLimits(),
+      DefaultParams(resolver_proc),
+      scoped_ptr<DnsConfigService>(NULL),
+      NULL));
 
   // The class will receive callbacks for when each resolve completes. It
   // checks that the right things happened.
@@ -1585,7 +1596,9 @@ TEST_F(HostResolverImplTest, MultipleAttempts) {
   scoped_ptr<HostResolverImpl> host_resolver(
       new HostResolverImpl(HostCache::CreateDefaultCache(),
                            DefaultLimits(),
+                           DefaultLimits(),
                            params,
+                           scoped_ptr<DnsConfigService>(NULL),
                            NULL));
 
   // Resolve "host1".