Add a Mojo EDK for Chrome that uses one OS pipe per message pipe.

mojo/edk/js/threading.cc

 // Copyright 2013 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "mojo/edk/js/threading.h"
 
 #include "base/message_loop/message_loop.h"
 #include "gin/object_template_builder.h"
 #include "gin/per_isolate_data.h"
 #include "mojo/edk/js/handle.h"
 
 namespace mojo {
-namespace js {
+namespace edk {
 
 namespace {
 
 void Quit() {
   base::MessageLoop::current()->QuitNow();
 }
 
 gin::WrapperInfo g_wrapper_info = { gin::kEmbedderNativeGin };
 
 }  // namespace
@@ skipping 12 matching lines @@
 
     data->SetObjectTemplate(&g_wrapper_info, templ);
   }
 
   return templ->NewInstance();
 }
 
 Threading::Threading() {
 }
 
-}  // namespace js
+}  // namespace edk
 }  // namespace mojo