Remove EnableThreadedCompositing from the browser.

content/browser/resources/gpu/info_view.js

 // 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.
 
 
 /**
  * @fileoverview This view displays information on the current GPU
  * hardware.  Its primary usefulness is to allow users to copy-paste
  * their data in an easy to read format for bug reports.
  */
@@ skipping 83 matching lines @@
         'panel_fitting': 'Panel Fitting',
         'rasterization': 'Rasterization',
         'threaded_rasterization': 'Threaded Rasterization',
       };
 
       var statusMap =  {
         'disabled_software': {
           'label': 'Software only. Hardware acceleration disabled',
           'class': 'feature-yellow'
         },
-        'disabled_software_threaded': {
-          'label': 'Software only, threaded. Hardware acceleration disabled',
-          'class': 'feature-yellow'
-        },
         'disabled_off': {
           'label': 'Disabled',
           'class': 'feature-red'
         },
         'disabled_off_ok': {
           'label': 'Disabled',
           'class': 'feature-yellow'
         },
         'unavailable_software': {
           'label': 'Software only, hardware acceleration unavailable',
           'class': 'feature-yellow'
         },
-        'unavailable_software_threaded': {
-          'label': 'Software only, threaded. Hardware acceleration unavailable',
-          'class': 'feature-yellow'
-        },
         'unavailable_off': {
           'label': 'Unavailable',
           'class': 'feature-red'
         },
         'unavailable_off_ok': {
           'label': 'Unavailable',
           'class': 'feature-yellow'
         },
         'enabled_readback': {
           'label': 'Hardware accelerated but at reduced performance',
           'class': 'feature-yellow'
         },
         'enabled_force': {
           'label': 'Hardware accelerated on all pages',
           'class': 'feature-green'
         },
-        'enabled_threaded': {
-          'label': 'Hardware accelerated and threaded',
-          'class': 'feature-green'
-        },
         'enabled': {
           'label': 'Hardware accelerated',
           'class': 'feature-green'
         },
         'enabled_on': {
           'label': 'Enabled',
           'class': 'feature-green'
         }
       };
 
@@ skipping 207 matching lines @@
 
       peg.innerHTML = '';
       peg.appendChild(template);
     }
   };
 
   return {
     InfoView: InfoView
   };
 });