attachment broker wip

ipc/ipc_channel_nacl.h

Index: ipc/ipc_channel_nacl.h
diff --git a/ipc/ipc_channel_nacl.h b/ipc/ipc_channel_nacl.h
index f0649b2602228a8670b91bff3e3870fc2fb08a16..492a8329c04c71b6cf89250bc74512c50d248055 100644
--- a/ipc/ipc_channel_nacl.h
+++ b/ipc/ipc_channel_nacl.h
@@ -37,7 +37,8 @@ class ChannelNacl : public Channel,
   // Mirror methods of Channel, see ipc_channel.h for description.
   ChannelNacl(const IPC::ChannelHandle& channel_handle,
               Mode mode,
-              Listener* listener);
+              Listener* listener,
+              AttachmentBroker* broker);
   ~ChannelNacl() override;
 
   // Channel implementation.
@@ -46,6 +47,7 @@ class ChannelNacl : public Channel,
   bool Connect() override;
   void Close() override;
   bool Send(Message* message) override;
+  AttachmentBroker* GetAttachmentBroker() override;
 
   // Posted to the main thread by ReaderThreadRunner.
   void DidRecvMsg(scoped_ptr<MessageContents> contents);
@@ -114,6 +116,8 @@ class ChannelNacl : public Channel,
 
   base::WeakPtrFactory<ChannelNacl> weak_ptr_factory_;
 
+  AttachmentBroker* broker_;
+
   DISALLOW_IMPLICIT_CONSTRUCTORS(ChannelNacl);
 };