AX checked state changes

ui/accessibility/ax_enums.idl

 // Copyright 2014 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.
 
 // TODO(nektar): Migrate entire file to Mojoq.
 // These should be kept in sync with third_party/WebKit/public/web/WebAXEnums.h
 // until the Chromium and Blink trees are merged.
 [camel_case_enum_to_string=true] namespace ui {
 
   // For new entries to the following four enums, also add to
@@ skipping 194 matching lines @@
     unknown,
     tooltip,
     video,
     web_area,
     web_view,
     window
   };
 
   enum AXState {
     busy,
-    checked,
     collapsed,
     default,
     disabled,
     editable,
     expanded,
     focusable,
     haspopup,
     // Grows horizontally, e.g. most toolbars and separators.
     horizontal,
     hovered,
@@ skipping 198 matching lines @@
     // Text attributes.
 
     // Foreground and background color in RGBA.
     background_color,
     color,
 
     // Indicates if a form control has invalid input or
     // if an element has an aria-invalid attribute.
     invalid_state,
 
+    // Unchecked (0), Checked (1), Mixed (2)

[dmazzoni, 2017/02/28 00:10:50]

Don't specify the enum values, just say it's of
type AXCheckedState

+    checked_state,
+
     // Specifies the direction of the text, e.g., right-to-left.
     text_direction,
 
     // Bold, italic, underline, etc.
     text_style
   };
 
   [cpp_enum_prefix_override="ax_attr"] enum AXFloatAttribute {
     // Range attributes.
     value_for_range,
     min_value_for_range,
     max_value_for_range,
 
     // Text attributes.
     // Font size is in pixels.
     font_size
   };
 
   [cpp_enum_prefix_override="ax_attr"] enum AXBoolAttribute {
-    // True if an ARIA toggle button, a checkbox or
-    // a menu item checkbox is in the "mixed" state.
-    STATE_mixed,
-
     // Live region attributes.
     container_live_atomic,
     container_live_busy,
     live_atomic,
     live_busy,
 
     // If a dialog box is marked as explicitly modal
     modal,
 
     // ARIA readonly flag.
@@ skipping 115 matching lines @@
   };
 
   enum AXInvalidState {
     false,
     true,
     spelling,
     grammar,
     other
   };
 
+  enum AXCheckedState {
+    false,
+    true,
+    mixed
+  };
+
   enum AXSortDirection {
     unsorted,
     ascending,
     descending,
     other
   };
 
   enum AXNameFrom {
     uninitialized,
     attribute,
@@ skipping 51 matching lines @@
     // First node is before the second one.
     before,
 
     // Nodes are the same.
     equal,
 
     // First node is after the second one.
     after
   };
 };