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

services/native_viewport/onscreen_context_provider.cc

Index: services/native_viewport/onscreen_context_provider.cc
diff --git a/services/native_viewport/onscreen_context_provider.cc b/services/native_viewport/onscreen_context_provider.cc
index fcdf54326ecf25a584c6b5a353fadfc6fd93adc6..00f07a93761609952d556f011e5479bf402c7639 100644
--- a/services/native_viewport/onscreen_context_provider.cc
+++ b/services/native_viewport/onscreen_context_provider.cc
@@ -46,14 +46,16 @@ void OnscreenContextProvider::SetAcceleratedWidget(
 }
 
 void OnscreenContextProvider::Create(
-    mojo::ViewportParameterListenerPtr viewport_parameter_listener,
+    mojo::InterfaceHandle<mojo::ViewportParameterListener>
+        viewport_parameter_listener,
     const CreateCallback& callback) {
   if (!pending_create_callback_.is_null()) {
     DCHECK(!command_buffer_impl_);
     pending_create_callback_.Run(nullptr);
   }
 
-  pending_listener_ = viewport_parameter_listener.Pass();
+  pending_listener_ = mojo::ViewportParameterListenerPtr::Create(
+      std::move(viewport_parameter_listener));
   pending_create_callback_ = callback;
 
   if (widget_ != gfx::kNullAcceleratedWidget)