Non-SFI mode: Open primary IPC::Channel before seccomp-sandbox enabled.

components/nacl/loader/nonsfi/nonsfi_listener.h

Index: components/nacl/loader/nonsfi/nonsfi_listener.h
diff --git a/components/nacl/loader/nonsfi/nonsfi_listener.h b/components/nacl/loader/nonsfi/nonsfi_listener.h
index 51ad6ab627a621773432bfdbd5c1d7db32c38152..250403d81398a9c4dbf9c00d4f103014fdeffaa5 100644
--- a/components/nacl/loader/nonsfi/nonsfi_listener.h
+++ b/components/nacl/loader/nonsfi/nonsfi_listener.h
@@ -19,7 +19,7 @@
 
 namespace IPC {
 class Message;
-class SyncChannel;
+class Channel;
 }  // namespace IPC
 
 class NaClTrustedListener;
@@ -47,7 +47,7 @@ class NonSfiListener : public IPC::Listener {
 
   base::Thread io_thread_;
   base::WaitableEvent shutdown_event_;
-  scoped_ptr<IPC::SyncChannel> channel_;
+  scoped_ptr<IPC::Channel> channel_;
   scoped_refptr<NaClTrustedListener> trusted_listener_;
 
   scoped_ptr<std::map<std::string, int>> key_fd_map_;