Moved action verbs out of Blink.

ui/views/controls/button/checkbox.cc

 // Copyright (c) 2012 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/controls/button/checkbox.h"
 
 #include <stddef.h>
 
 #include <utility>
 
@@ skipping 107 matching lines @@
 
 const char* Checkbox::GetClassName() const {
   return kViewClassName;
 }
 
 void Checkbox::GetAccessibleNodeData(ui::AXNodeData* node_data) {
   LabelButton::GetAccessibleNodeData(node_data);
   node_data->role = ui::AX_ROLE_CHECK_BOX;
   if (checked())
     node_data->AddStateFlag(ui::AX_STATE_CHECKED);
+  if (enabled()) {
+    if (checked()) {
+      node_data->AddIntAttribute(ui::AX_ATTR_ACTION,
+                                 ui::AX_SUPPORTED_ACTION_UNCHECK);
+    } else {
+      node_data->AddIntAttribute(ui::AX_ATTR_ACTION,
+                                 ui::AX_SUPPORTED_ACTION_CHECK);
+    }
+  }
 }
 
 void Checkbox::OnPaint(gfx::Canvas* canvas) {
   LabelButton::OnPaint(canvas);
 
   if (!UseMd() || !HasFocus())
     return;
 
   SkPaint focus_paint;
   focus_paint.setAntiAlias(true);
@@ skipping 85 matching lines @@
 ui::NativeTheme::Part Checkbox::GetThemePart() const {
   return ui::NativeTheme::kCheckbox;
 }
 
 void Checkbox::GetExtraParams(ui::NativeTheme::ExtraParams* params) const {
   LabelButton::GetExtraParams(params);
   params->button.checked = checked_;
 }
 
 }  // namespace views