EDK: Plumb Handle/HandleVector one more layer down.

mojo/edk/system/message_pipe.cc

Index: mojo/edk/system/message_pipe.cc
diff --git a/mojo/edk/system/message_pipe.cc b/mojo/edk/system/message_pipe.cc
index f6ffb9800bb07a6862421f8c9c384406fc56a91d..5c73ac98ec1125c0d21e9f858c83003f4f642397 100644
--- a/mojo/edk/system/message_pipe.cc
+++ b/mojo/edk/system/message_pipe.cc
@@ -176,19 +176,8 @@ MojoResult MessagePipe::ReadMessage(unsigned port,
   MutexLocker locker(&mutex_);
   DCHECK(endpoints_[port]);
 
-  // TODO(vtl): The code below is temporary scaffolding, until I can update the
-  // endpoint code. This should be just:
-  //   return endpoints_[port]->ReadMessage(bytes, num_bytes, handles,
-  //                                        num_handles, flags);
-  DispatcherVector dispatchers;
-  MojoResult rv = endpoints_[port]->ReadMessage(bytes, num_bytes, &dispatchers,
-                                                num_handles, flags);
-  for (size_t i = 0; i < dispatchers.size(); i++) {
-    // We're not enforcing handle rights yet, so "none" is OK.
-    handles->push_back(
-        Handle(std::move(dispatchers[i]), MOJO_HANDLE_RIGHT_NONE));
-  }
-  return rv;
+  return endpoints_[port]->ReadMessage(bytes, num_bytes, handles, num_handles,
+                                       flags);
 }
 
 HandleSignalsState MessagePipe::GetHandleSignalsState(unsigned port) const {