Less strict checked state changes and introduce disabled state for content

chrome/browser/resources/chromeos/chromevox/cvox2/background/output.js

 // 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.
 
 /**
  * @fileoverview Provides output services for ChromeVox.
  */
 
 goog.provide('Output');
 goog.provide('Output.EventType');
@@ skipping 341 matching lines @@
     }
   },
   collapsed: {
     on: {
       msgId: 'aria_expanded_false'
     },
     off: {
       msgId: 'aria_expanded_true'
     }
   },
+  disabled: {
+    on: {
+      msgId: 'aria_disabled_true'
+    }
+  },
   expanded: {
     on: {
       msgId: 'aria_expanded_true'
     },
     off: {
       msgId: 'aria_expanded_false'
     }
   },
   pressed: {
     on: {
@@ skipping 1271 matching lines @@
           break;
         }
         earconFinder = earconFinder.parent;
       }
     }
     return null;
   }
 };
 
 });  // goog.scope