Service CreateNewWindow on the UI thread with a new mojo interface

content/browser/renderer_host/render_process_host_impl.cc

Index: content/browser/renderer_host/render_process_host_impl.cc
diff --git a/content/browser/renderer_host/render_process_host_impl.cc b/content/browser/renderer_host/render_process_host_impl.cc
index b9f0d3a60af187b13faaef4751778f0f7eba4cf5..52cc15ac7f9ceb8f0da1fe1da60de08dce2afff6 100644
--- a/content/browser/renderer_host/render_process_host_impl.cc
+++ b/content/browser/renderer_host/render_process_host_impl.cc
@@ -114,6 +114,7 @@
 #include "content/browser/renderer_host/pepper/pepper_message_filter.h"
 #include "content/browser/renderer_host/pepper/pepper_renderer_connection.h"
 #include "content/browser/renderer_host/render_message_filter.h"
+#include "content/browser/renderer_host/render_message_filter_ui.h"
 #include "content/browser/renderer_host/render_view_host_delegate.h"
 #include "content/browser/renderer_host/render_view_host_impl.h"
 #include "content/browser/renderer_host/render_widget_helper.h"
@@ -1194,6 +1195,12 @@ void RenderProcessHostImpl::RegisterMojoInterfaces() {
   channel_->AddAssociatedInterfaceForIOThread(
       base::Bind(&IndexedDBDispatcherHost::AddBinding, indexed_db_factory_));
 
+  AddUIThreadInterface(
+      registry.get(),
+      base::Bind(
+          &RenderMessageFilterUI::CreateFilter, base::Unretained(this),
+          base::RetainedRef(storage_partition_impl_->GetDOMStorageContext())));
+
 #if defined(OS_ANDROID)
   AddUIThreadInterface(
       registry.get(), GetGlobalJavaInterfaces()