Revert of Mandoline: Remove native_viewport.mojom

components/view_manager/view_manager_app.h

Index: components/view_manager/view_manager_app.h
diff --git a/components/view_manager/view_manager_app.h b/components/view_manager/view_manager_app.h
index a2fa9dd60decb912656c19e8552f574cfe3eb2cb..1a39c28522477cc10104dcaa9624fa28eeacdfb0 100644
--- a/components/view_manager/view_manager_app.h
+++ b/components/view_manager/view_manager_app.h
@@ -8,6 +8,7 @@
 #include "base/memory/scoped_ptr.h"
 #include "components/view_manager/connection_manager_delegate.h"
 #include "components/view_manager/gles2/gpu_impl.h"
+#include "components/view_manager/public/interfaces/native_viewport.mojom.h"
 #include "components/view_manager/public/interfaces/view_manager.mojom.h"
 #include "components/view_manager/public/interfaces/view_manager_root.mojom.h"
 #include "mojo/application/public/cpp/app_lifetime_helper.h"
@@ -32,6 +33,7 @@
                        public mojo::ErrorHandler,
                        public mojo::InterfaceFactory<mojo::ViewManagerRoot>,
                        public mojo::InterfaceFactory<mojo::ViewManagerService>,
+                       public mojo::InterfaceFactory<mojo::NativeViewport>,
                        public mojo::InterfaceFactory<mojo::Gpu> {
  public:
   ViewManagerApp();
@@ -69,6 +71,10 @@
   void Create(mojo::ApplicationConnection* connection,
               mojo::InterfaceRequest<mojo::ViewManagerRoot> request) override;
 
+  // mojo::InterfaceFactory<mojo::NativeViewport> implementation.
+  void Create(mojo::ApplicationConnection* connection,
+              mojo::InterfaceRequest<mojo::NativeViewport> request) override;
+
   // mojo::InterfaceFactory<mojo::Gpu> implementation.
   void Create(mojo::ApplicationConnection* connection,
               mojo::InterfaceRequest<mojo::Gpu> request) override;