Mojo C++ bindings: Generate InterfaceHandle<> instead of InterfacePtr<>.

services/ui/view_manager/view_manager_impl.h

Index: services/ui/view_manager/view_manager_impl.h
diff --git a/services/ui/view_manager/view_manager_impl.h b/services/ui/view_manager/view_manager_impl.h
index fcb490ecdad896519a086f6a658d2167a7497ab8..f9edea4b5388f74f774c27bfd482ae21785ec2d6 100644
--- a/services/ui/view_manager/view_manager_impl.h
+++ b/services/ui/view_manager/view_manager_impl.h
@@ -20,12 +20,12 @@ class ViewManagerImpl : public mojo::ui::ViewManager {
  private:
   // |ViewManager|:
   void RegisterView(
-      mojo::ui::ViewPtr view,
+      mojo::InterfaceHandle<mojo::ui::View> view,
       mojo::InterfaceRequest<mojo::ui::ViewHost> view_host_request,
       mojo::InterfaceRequest<mojo::ui::ViewOwner> view_owner_request,
       const mojo::String& label) override;
   void RegisterViewTree(
-      mojo::ui::ViewTreePtr view_tree,
+      mojo::InterfaceHandle<mojo::ui::ViewTree> view_tree,
       mojo::InterfaceRequest<mojo::ui::ViewTreeHost> view_tree_host_request,
       const mojo::String& label) override;