Enable keyboard accelerators while a menu is open

ui/views/views_delegate.cc

 // Copyright (c) 2013 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 "ui/views/views_delegate.h"
 
 #include "base/command_line.h"
 #include "ui/views/views_touch_selection_controller_factory.h"
 
 #if defined(USE_AURA)
@@ skipping 36 matching lines @@
                                              ui::AXEvent event_type) {
 }
 
 void ViewsDelegate::NotifyMenuItemFocused(const base::string16& menu_name,
                                           const base::string16& menu_item_name,
                                           int item_index,
                                           int item_count,
                                           bool has_submenu) {
 }
 
+ViewsDelegate::ProcessMenuAcceleratorResult
+ViewsDelegate::ProcessAcceleratorWhileMenuShowing(
+    const ui::Accelerator& accelerator) {
+  return ProcessMenuAcceleratorResult::LEAVE_MENU_OPEN;
+}
+
 #if defined(OS_WIN)
 HICON ViewsDelegate::GetDefaultWindowIcon() const {
   return nullptr;
 }
 
 bool ViewsDelegate::IsWindowInMetro(gfx::NativeWindow window) const {
   return false;
 }
 #elif defined(OS_LINUX) && !defined(OS_CHROMEOS)
 gfx::ImageSkia* ViewsDelegate::GetDefaultWindowIcon() const {
@@ skipping 52 matching lines @@
   views_delegate = this;
 
   ui::TouchEditingControllerFactory::SetInstance(views_tsc_factory_.get());
 
 #if defined(USE_AURA)
   touch_selection_menu_runner_.reset(new TouchSelectionMenuRunnerViews());
 #endif
 }
 
 }  // namespace views