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

mojo/edk/js/support.cc

Index: mojo/edk/js/support.cc
diff --git a/third_party/mojo/src/mojo/edk/js/support.cc b/mojo/edk/js/support.cc
similarity index 97%
copy from third_party/mojo/src/mojo/edk/js/support.cc
copy to mojo/edk/js/support.cc
index 7d4402428e4f7fb679431274a7f1d6eaf842a978..3e4391cafa657251a9ed1f4758c3165b6c41c605 100644
--- a/third_party/mojo/src/mojo/edk/js/support.cc
+++ b/mojo/edk/js/support.cc
@@ -17,7 +17,7 @@
 #include "mojo/public/cpp/system/core.h"
 
 namespace mojo {
-namespace js {
+namespace edk {
 
 namespace {
 
@@ -56,5 +56,5 @@ v8::Local<v8::Value> Support::GetModule(v8::Isolate* isolate) {
   return templ->NewInstance();
 }
 
-}  // namespace js
+}  // namespace edk
 }  // namespace mojo