Move the core state machine of SSLClientSocketNSS into a thread-safe Core

net/socket/ssl_client_socket_unittest.cc

Index: net/socket/ssl_client_socket_unittest.cc
diff --git a/net/socket/ssl_client_socket_unittest.cc b/net/socket/ssl_client_socket_unittest.cc
index 10f33ec52996a4f681531e6a280f22667ae10bcf..616ac3f410ebeb0c48773ef8f858cf1f655ce880 100644
--- a/net/socket/ssl_client_socket_unittest.cc
+++ b/net/socket/ssl_client_socket_unittest.cc
@@ -652,6 +652,8 @@ TEST_F(SSLClientSocketTest, PrematureApplicationData) {
                             kDefaultSSLConfig));
 
   rv = sock->Connect(callback.callback());
+  if (rv == net::ERR_IO_PENDING)
+    rv = callback.WaitForResult();
   EXPECT_EQ(net::ERR_SSL_PROTOCOL_ERROR, rv);
 }