Add cross origin to Blink-driven preconnect

net/socket/client_socket_pool_manager.cc

Index: net/socket/client_socket_pool_manager.cc
diff --git a/net/socket/client_socket_pool_manager.cc b/net/socket/client_socket_pool_manager.cc
index 7820cf9d9ab3d964ddc25a90a9b9d6059bc10fee..a0ae420c2e420ecf431b844f9f15e1d0f6848f2a 100644
--- a/net/socket/client_socket_pool_manager.cc
+++ b/net/socket/client_socket_pool_manager.cc
@@ -215,8 +215,13 @@ int InitSocketPoolHelper(ClientSocketPoolManager::SocketGroupType group_type,
     }
   }
 
+  bool enable_privacy_mode = (load_flags & LOAD_DO_NOT_SEND_COOKIES) ||
+                             (load_flags & LOAD_DO_NOT_SAVE_COOKIES) ||
+                             (load_flags & LOAD_DO_NOT_SEND_AUTH_DATA) ||
+                             (privacy_mode == PRIVACY_MODE_ENABLED);

[Ryan Sleevi, 2015/06/12 21:36:00]

It'd be good to add a comment here explaining why each of these conditions is
like this.

+
   // Change group name if privacy mode is enabled.
-  if (privacy_mode == PRIVACY_MODE_ENABLED)
+  if (enable_privacy_mode)
     connection_group = "pm/" + connection_group;
 
   // Deal with SSL - which layers on top of any given proxy.