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

mojo/edk/js/handle.h

Index: mojo/edk/js/handle.h
diff --git a/third_party/mojo/src/mojo/edk/js/handle.h b/mojo/edk/js/handle.h
similarity index 83%
copy from third_party/mojo/src/mojo/edk/js/handle.h
copy to mojo/edk/js/handle.h
index 36e53c8e337a522c23e904f0fb8a564782291f02..972fea9c862b8b747f02baef5ea3dca8a87f3cfb 100644
--- a/third_party/mojo/src/mojo/edk/js/handle.h
+++ b/mojo/edk/js/handle.h
@@ -12,7 +12,7 @@
 #include "mojo/public/cpp/system/core.h"
 
 namespace mojo {
-namespace js {
+namespace edk {
 class HandleCloseObserver;
 
 // Wrapper for mojo Handles exposed to JavaScript. This ensures the Handle
@@ -42,7 +42,7 @@ class HandleWrapper : public gin::Wrappable<HandleWrapper> {
   base::ObserverList<HandleCloseObserver> close_observers_;
 };
 
-}  // namespace js
+}  // namespace edk
 }  // namespace mojo
 
 namespace gin {
@@ -71,24 +71,24 @@ struct Converter<mojo::MessagePipeHandle> {
 // We need to specialize the normal gin::Handle converter in order to handle
 // converting |null| to a wrapper for an empty mojo::Handle.
 template<>
-struct Converter<gin::Handle<mojo::js::HandleWrapper> > {
+struct Converter<gin::Handle<mojo::edk::HandleWrapper> > {
   static v8::Handle<v8::Value> ToV8(
-        v8::Isolate* isolate, const gin::Handle<mojo::js::HandleWrapper>& val) {
+        v8::Isolate* isolate, const gin::Handle<mojo::edk::HandleWrapper>& val) {
     return val.ToV8();
   }
 
   static bool FromV8(v8::Isolate* isolate, v8::Handle<v8::Value> val,
-                     gin::Handle<mojo::js::HandleWrapper>* out) {
+                     gin::Handle<mojo::edk::HandleWrapper>* out) {
     if (val->IsNull()) {
-      *out = mojo::js::HandleWrapper::Create(isolate, MOJO_HANDLE_INVALID);
+      *out = mojo::edk::HandleWrapper::Create(isolate, MOJO_HANDLE_INVALID);
       return true;
     }
 
-    mojo::js::HandleWrapper* object = NULL;
-    if (!Converter<mojo::js::HandleWrapper*>::FromV8(isolate, val, &object)) {
+    mojo::edk::HandleWrapper* object = NULL;
+    if (!Converter<mojo::edk::HandleWrapper*>::FromV8(isolate, val, &object)) {
       return false;
     }
-    *out = gin::Handle<mojo::js::HandleWrapper>(val, object);
+    *out = gin::Handle<mojo::edk::HandleWrapper>(val, object);
     return true;
   }
 };