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

mojo/edk/js/waiting_callback.cc

 // Copyright 2014 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/waiting_callback.h"
 
 #include "base/bind.h"
 #include "base/message_loop/message_loop.h"
 #include "gin/per_context_data.h"
 #include "mojo/public/cpp/environment/environment.h"
 
 namespace mojo {
-namespace js {
+namespace edk {
 
 namespace {
 
 v8::Handle<v8::String> GetHiddenPropertyName(v8::Isolate* isolate) {
   return gin::StringToSymbol(isolate, "::mojo::js::WaitingCallback");
 }
 
 }  // namespace
 
 gin::WrapperInfo WaitingCallback::kWrapperInfo = { gin::kEmbedderNativeGin };
@@ skipping 80 matching lines @@
 
   // This may be called from GC, so we can't execute Javascript now, call
   // ClearWaitId explicitly, and CallCallback asynchronously.
   ClearWaitId();
   base::MessageLoop::current()->PostTask(
       FROM_HERE,
       base::Bind(&WaitingCallback::CallCallback, weak_factory_.GetWeakPtr(),
                  MOJO_RESULT_INVALID_ARGUMENT));
 }
 
-}  // namespace js
+}  // namespace edk
 }  // namespace mojo