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

mojo/edk/js/core.cc

Index: mojo/edk/js/core.cc
diff --git a/third_party/mojo/src/mojo/edk/js/core.cc b/mojo/edk/js/core.cc
similarity index 98%
copy from third_party/mojo/src/mojo/edk/js/core.cc
copy to mojo/edk/js/core.cc
index cfa58a59a96c1f40679311ef025dc9eaf2f6de97..ed592b4bd79e4187a1b2b850f9760b2fba71d36e 100644
--- a/third_party/mojo/src/mojo/edk/js/core.cc
+++ b/mojo/edk/js/core.cc
@@ -20,7 +20,7 @@
 #include "mojo/edk/js/handle.h"
 
 namespace mojo {
-namespace js {
+namespace edk {
 
 namespace {
 
@@ -282,8 +282,8 @@ v8::Handle<v8::Value> DoDrainData(gin::Arguments* args,
 }
 
 bool IsHandle(gin::Arguments* args, v8::Handle<v8::Value> val) {
-  gin::Handle<mojo::js::HandleWrapper> ignore_handle;
-  return gin::Converter<gin::Handle<mojo::js::HandleWrapper>>::FromV8(
+  gin::Handle<mojo::edk::HandleWrapper> ignore_handle;
+  return gin::Converter<gin::Handle<mojo::edk::HandleWrapper>>::FromV8(
       args->isolate(), val, &ignore_handle);
 }
 
@@ -375,5 +375,5 @@ v8::Local<v8::Value> Core::GetModule(v8::Isolate* isolate) {
   return templ->NewInstance();
 }
 
-}  // namespace js
+}  // namespace edk
 }  // namespace mojo