net: plumb DnsRRResolver from IOThread to HttpNetworkSession.

net/socket/ssl_client_socket_pool.h

Index: net/socket/ssl_client_socket_pool.h
diff --git a/net/socket/ssl_client_socket_pool.h b/net/socket/ssl_client_socket_pool.h
index 6aff0910d1580451cfb31061ba178542312b1464..2c75e031423dafca604367b7a8a12bc1ceb4ace5 100644
--- a/net/socket/ssl_client_socket_pool.h
+++ b/net/socket/ssl_client_socket_pool.h
@@ -24,6 +24,7 @@ namespace net {
 
 class ClientSocketFactory;
 class ConnectJobFactory;
+class DnsRRResolver;
 class HttpProxyClientSocketPool;
 class HttpProxySocketParams;
 class SOCKSClientSocketPool;
@@ -91,6 +92,7 @@ class SSLConnectJob : public ConnectJob {
       HttpProxyClientSocketPool* http_proxy_pool,
       ClientSocketFactory* client_socket_factory,
       HostResolver* host_resolver,
+      DnsRRResolver* dnsrr_resolver,
       Delegate* delegate,
       NetLog* net_log);
   virtual ~SSLConnectJob();
@@ -138,6 +140,7 @@ class SSLConnectJob : public ConnectJob {
   HttpProxyClientSocketPool* const http_proxy_pool_;
   ClientSocketFactory* const client_socket_factory_;
   HostResolver* const resolver_;
+  DnsRRResolver* dnsrr_resolver_;
 
   State next_state_;
   CompletionCallbackImpl<SSLConnectJob> callback_;
@@ -162,6 +165,7 @@ class SSLClientSocketPool : public ClientSocketPool,
       int max_sockets_per_group,
       ClientSocketPoolHistograms* histograms,
       HostResolver* host_resolver,
+      DnsRRResolver* dnsrr_resolver,
       ClientSocketFactory* client_socket_factory,
       TCPClientSocketPool* tcp_pool,
       SOCKSClientSocketPool* socks_pool,
@@ -228,6 +232,7 @@ class SSLClientSocketPool : public ClientSocketPool,
         HttpProxyClientSocketPool* http_proxy_pool,
         ClientSocketFactory* client_socket_factory,
         HostResolver* host_resolver,
+        DnsRRResolver* dnsrr_resolver,
         NetLog* net_log);
 
     virtual ~SSLConnectJobFactory() {}
@@ -246,6 +251,7 @@ class SSLClientSocketPool : public ClientSocketPool,
     HttpProxyClientSocketPool* const http_proxy_pool_;
     ClientSocketFactory* const client_socket_factory_;
     HostResolver* const host_resolver_;
+    DnsRRResolver* dnsrr_resolver_;
     base::TimeDelta timeout_;
     NetLog* net_log_;