Less strict checked state changes and introduce disabled state for content

chrome/common/extensions/api/automation.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.
 
 // The <code>chrome.automation</code> API allows developers to access the
 // automation (accessibility) tree for the browser. The tree resembles the DOM
 // tree, but only exposes the <em>semantic</em> structure of a page. It can be
 // used to programmatically interact with a page by examining names, roles, and
 // states, listening for events, and performing actions on nodes.
 [nocompile] namespace automation {
@@ skipping 170 matching lines @@
     webView,
     window
   };
 
   // Describes characteristics of an $(ref:automation.AutomationNode).
   enum StateType {
     busy,
     checked,
     collapsed,
     default,
-    disabled,  // ui/views only
+    disabled,
     editable,
-    enabled,   // content only
+    enabled,

[dmazzoni, 2016/07/19 20:34:35]

Can you delete this now?

     expanded,
     focusable,
     focused,
     haspopup,
     horizontal,
     hovered,
     invisible,
     linked,
     multiline,
     multiselectable,
@@ skipping 441 matching lines @@
     // Everything in the tree between the two node/offset pairs gets included
     // in the selection. The anchor is where the user started the selection,
     // while the focus is the point at which the selection gets extended
     // e.g. when dragging with a mouse or using the keyboard. For nodes with
     // the role staticText, the offset gives the character offset within
     // the value where the selection starts or ends, respectively.
     [nocompile] static void setDocumentSelection(
         SetDocumentSelectionParams params);
   };
 };