Change mojo enums to be scoped enums in the generated C++ bindings.

components/mus/ws/focus_controller.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 "components/mus/ws/focus_controller.h"
 
 #include "base/macros.h"
 #include "components/mus/public/interfaces/window_manager.mojom.h"
 #include "components/mus/ws/focus_controller_delegate.h"
 #include "components/mus/ws/focus_controller_observer.h"
@@ skipping 137 matching lines @@
   if (!delegate_->CanHaveActiveChildren(window->parent()))
     return false;
 
   // The window must be drawn, or if it's not drawn, it must be minimized.
   if (!window->IsDrawn()) {
     bool is_minimized = false;
     const ServerWindow::Properties& props = window->properties();
     if (props.count(mojom::WindowManager::kShowState_Property)) {
       is_minimized =
           props.find(mojom::WindowManager::kShowState_Property)->second[0] ==
-          mus::mojom::SHOW_STATE_MINIMIZED;
+          static_cast<int>(mus::mojom::ShowState::MINIMIZED);
     }
     if (!is_minimized)
       return false;
   }
 
   // TODO(sad): If there's a transient modal window, then this cannot be
   // activated.
   return true;
 }
 
@@ skipping 92 matching lines @@
 }
 
 void FocusController::OnDrawnStateChanged(ServerWindow* ancestor,
                                           ServerWindow* window,
                                           bool is_drawn) {
   DCHECK(false);
 }
 
 }  // namespace ws
 }  // namespace mus