Add "Graphics backend" line to chrome://gpu-internals page

chrome/browser/resources/gpu_internals/info_view.js

 // Copyright (c) 2011 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 43 matching lines @@
             description: 'Operating system',
             value: clientInfo.operating_system
           },
           {
             description: 'Software rendering list version',
             value: clientInfo.blacklist_version
           },
           {
             description: 'ANGLE revision',
             value: clientInfo.angle_revision
+          },
+          {
+            description: '2D graphics backend',
+            value: clientInfo.graphics_backend
           }]);
       } else {
         this.setText_('client-info', '... loading...');
       }
 
       // Feature map
       var featureLabelMap = {
         '2d_canvas': 'Canvas',
         '3d_css': '3D CSS',
         'compositing': 'HTML Rendering',
@@ skipping 173 matching lines @@
 
       peg.innerHTML = '';
       peg.appendChild(template);
     }
   };
 
   return {
     InfoView: InfoView
   };
 });