StructTraits to map mus::mojom::Event to unique_ptr<ui::Event>

ash/mus/accelerator_registrar_impl.cc

 // Copyright 2015 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "ash/mus/accelerator_registrar_impl.h"
 
 #include <stdint.h>
 #include <utility>
 
 #include "ash/mus/root_window_controller.h"
@@ skipping 38 matching lines @@
 }
 
 void AcceleratorRegistrarImpl::Destroy() {
   delete this;
 }
 
 bool AcceleratorRegistrarImpl::OwnsAccelerator(uint32_t accelerator_id) const {
   return !!accelerators_.count(accelerator_id);
 }
 
-void AcceleratorRegistrarImpl::ProcessAccelerator(
-    uint32_t accelerator_id,
-    ::mus::mojom::EventPtr event) {
+void AcceleratorRegistrarImpl::ProcessAccelerator(uint32_t accelerator_id,
+                                                  const ui::Event& event) {
   DCHECK(OwnsAccelerator(accelerator_id));
+  // TODO(moshayedi): crbug.com/617167. Don't clone even once we map
+  // mojom::Event directly to ui::Event.
   accelerator_handler_->OnAccelerator(accelerator_id & kAcceleratorIdMask,
-                                      std::move(event));
+                                      ui::Event::Clone(event));
 }
 
 AcceleratorRegistrarImpl::~AcceleratorRegistrarImpl() {
   wm_app_->RemoveRootWindowsObserver(this);
   RemoveAllAccelerators();
   destroy_callback_.Run(this);
 }
 
 uint32_t AcceleratorRegistrarImpl::ComputeAcceleratorId(
     uint32_t accelerator_id) const {
@@ skipping 88 matching lines @@
 }
 
 void AcceleratorRegistrarImpl::OnRootWindowControllerAdded(
     RootWindowController* controller) {
   for (const auto& pair : accelerators_)
     AddAcceleratorToRoot(controller, pair.first);
 }
 
 }  // namespace mus
 }  // namespace ash