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

services/keyboard/linux/keyboard_service_impl.cc

Index: services/keyboard/linux/keyboard_service_impl.cc
diff --git a/services/keyboard/linux/keyboard_service_impl.cc b/services/keyboard/linux/keyboard_service_impl.cc
index f8b6afc2253cbde1070f18d377e0c7bc7a158870..e9fd9eb77cce0560391fadee638dbf1968ed1db5 100644
--- a/services/keyboard/linux/keyboard_service_impl.cc
+++ b/services/keyboard/linux/keyboard_service_impl.cc
@@ -24,9 +24,9 @@ LinuxKeyboardServiceImpl::~LinuxKeyboardServiceImpl() {
 }
 
 void LinuxKeyboardServiceImpl::Show(
-    keyboard::KeyboardClientPtr client,
+    mojo::InterfaceHandle<keyboard::KeyboardClient> client,
     keyboard::KeyboardType type) {
-  client_ = client.Pass();
+  client_ = keyboard::KeyboardClientPtr::Create(std::move(client));
 }
 
 void LinuxKeyboardServiceImpl::ShowByRequest() {