This CL changes the lifespan of SSLConnectJobMessengers so that they are created only when needed,

net/socket/client_socket_pool_base.h

Index: net/socket/client_socket_pool_base.h
diff --git a/net/socket/client_socket_pool_base.h b/net/socket/client_socket_pool_base.h
index 8079cd4e5c74a80b5f7c1e802c7c009a4557829d..e8695058f6501ec83065c66eb807d282614c496c 100644
--- a/net/socket/client_socket_pool_base.h
+++ b/net/socket/client_socket_pool_base.h
@@ -203,7 +203,7 @@ class NET_EXPORT_PRIVATE ClientSocketPoolBaseHelper
     virtual scoped_ptr<ConnectJob> NewConnectJob(
         const std::string& group_name,
         const Request& request,
-        ConnectJob::Delegate* delegate) const = 0;
+        ConnectJob::Delegate* delegate) = 0;
 
     virtual base::TimeDelta ConnectionTimeout() const = 0;
 
@@ -686,7 +686,7 @@ class ClientSocketPoolBase {
     virtual scoped_ptr<ConnectJob> NewConnectJob(
         const std::string& group_name,
         const Request& request,
-        ConnectJob::Delegate* delegate) const = 0;
+        ConnectJob::Delegate* delegate) = 0;
 
     virtual base::TimeDelta ConnectionTimeout() const = 0;
 
@@ -856,7 +856,7 @@ class ClientSocketPoolBase {
     virtual scoped_ptr<ConnectJob> NewConnectJob(
         const std::string& group_name,
         const internal::ClientSocketPoolBaseHelper::Request& request,
-        ConnectJob::Delegate* delegate) const OVERRIDE {
+        ConnectJob::Delegate* delegate) OVERRIDE {
       const Request& casted_request = static_cast<const Request&>(request);
       return connect_job_factory_->NewConnectJob(
           group_name, casted_request, delegate);