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

services/http_server/http_server_impl.h

Index: services/http_server/http_server_impl.h
diff --git a/services/http_server/http_server_impl.h b/services/http_server/http_server_impl.h
index 0c96ece484c7504aa7a18349cbdb7d387cfafb00..55ceefa4664679b25379a90f55c95abfced6ffc0 100644
--- a/services/http_server/http_server_impl.h
+++ b/services/http_server/http_server_impl.h
@@ -6,6 +6,7 @@
 #include "base/memory/scoped_vector.h"
 #include "base/memory/weak_ptr.h"
 #include "mojo/common/binding_set.h"
+#include "mojo/public/cpp/bindings/interface_handle.h"
 #include "mojo/public/cpp/bindings/interface_request.h"
 #include "mojo/public/cpp/bindings/strong_binding.h"
 #include "mojo/services/http_server/interfaces/http_request.mojom.h"
@@ -35,7 +36,7 @@ class HttpServerImpl : public HttpServer {
 
   // HttpServer:
   void SetHandler(const mojo::String& path,
-                  HttpHandlerPtr http_handler,
+                  mojo::InterfaceHandle<HttpHandler> http_handler,
                   const mojo::Callback<void(bool)>& callback) override;
 
   void GetPort(const GetPortCallback& callback) override;