[Mojo] Fix the namespace for HandleWrapper

mojo/bindings/js/handle.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/bindings/js/handle.h"
 
 #include "mojo/bindings/js/handle_close_observer.h"
 
-namespace gin {
+namespace mojo {
+namespace js {
 
 gin::WrapperInfo HandleWrapper::kWrapperInfo = { gin::kEmbedderNativeGin };
 
 HandleWrapper::HandleWrapper(MojoHandle handle)
     : handle_(mojo::Handle(handle)) {
 }
 
 HandleWrapper::~HandleWrapper() {
   NotifyCloseObservers();
 }
@@ skipping 11 matching lines @@
   close_observers_.RemoveObserver(observer);
 }
 
 void HandleWrapper::NotifyCloseObservers() {
   if (!handle_.is_valid())
     return;
 
   FOR_EACH_OBSERVER(HandleCloseObserver, close_observers_, OnWillCloseHandle());
 }
 
+}  // namespace js
+}  // namespace mojo
+
+namespace gin {
+
 v8::Handle<v8::Value> Converter<mojo::Handle>::ToV8(v8::Isolate* isolate,
                                                     const mojo::Handle& val) {
   if (!val.is_valid())
     return v8::Null(isolate);
-  return HandleWrapper::Create(isolate, val.value()).ToV8();
+  return mojo::js::HandleWrapper::Create(isolate, val.value()).ToV8();
 }
 
 bool Converter<mojo::Handle>::FromV8(v8::Isolate* isolate,
                                      v8::Handle<v8::Value> val,
                                      mojo::Handle* out) {
   if (val->IsNull()) {
     *out = mojo::Handle();
     return true;
   }
 
-  gin::Handle<HandleWrapper> handle;
-  if (!Converter<gin::Handle<HandleWrapper> >::FromV8(isolate, val, &handle))
+  gin::Handle<mojo::js::HandleWrapper> handle;
+  if (!Converter<gin::Handle<mojo::js::HandleWrapper> >::FromV8(
+      isolate, val, &handle))
     return false;
 
   *out = handle->get();
   return true;
 }
 
 }  // namespace gin