Fix speech flushing on Aura platforms in compat mode.

chrome/browser/resources/chromeos/chromevox/cvox2/background/background.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 The entry point for all ChromeVox2 related code for the
  * background page.
  */
 
 goog.provide('Background');
@@ skipping 468 matching lines @@
       var actionNode = current.start.node;
       if (actionNode.role == RoleType.inlineTextBox)
         actionNode = actionNode.parent;
       actionNode.focus();
 
       var prevRange = this.currentRange_;
       this.setCurrentRange(current);
 
       new Output().withSpeechAndBraille(
               this.currentRange_, prevRange, Output.EventType.NAVIGATE)
+          .withQueueMode(cvox.QueueMode.FLUSH)

[David Tseng, 2015/12/10 21:20:55]

Flushing's done here; when there's no current range, does it make sense to
flush?

           .go();
     }
 
     return false;
   },
 
   /**
    * Handles key down events.
    * @param {Event} evt The key down event to process.
    * @return {boolean} True if the default action should be performed.
@@ skipping 164 matching lines @@
     return glob.replace(/[.+^$(){}|[\]\\]/g, '\\$&')
         .replace(/\*/g, '.*')
         .replace(/\?/g, '.');
   }).join('|') + ')$');
 };
 
 /** @type {Background} */
 global.backgroundObj = new Background();
 
 });  // goog.scope